diff --git a/libpcap/Makefile.in b/libpcap/Makefile.in
index 311db4f50..f22c3c1c4 100644
--- a/libpcap/Makefile.in
+++ b/libpcap/Makefile.in
@@ -160,8 +160,8 @@ GENHDR = \
 TAGFILES = \
 	$(SRC) $(HDR)
 
-CLEANFILES = $(OBJ) libpcap.a libpcap.so.`cat $(srcdir)/VERSION` \
-	$(PROG)-`cat $(srcdir)/VERSION`.tar.gz \
+CLEANFILES = $(OBJ) libpcap.a libpcap.so.`cat $(srcdir)/VERSION.txt` \
+	$(PROG)-`cat $(srcdir)/VERSION.txt`.tar.gz \
 	lex.yy.c pcap-config libpcap.pc
 
 MAN1 = pcap-config.1
@@ -252,7 +252,7 @@ EXTRA_DIST = \
 	doc \
 	CONTRIBUTING.md \
 	TODO \
-	VERSION \
+	VERSION.txt \
 	aclocal.m4 \
 	charconv.c \
 	charconv.h \
@@ -432,8 +432,8 @@ shared: libpcap.$(DYEXT)
 
 libpcap.so: $(OBJ)
 	@rm -f $@
-	VER=`cat $(srcdir)/VERSION`; \
-	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION`; \
+	VER=`cat $(srcdir)/VERSION.txt`; \
+	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION.txt`; \
 	@V_SHLIB_CMD@ $(LDFLAGS) @V_SHLIB_OPT@ @V_SONAME_OPT@$@.$$MAJOR_VER \
 	    -o $@.$$VER $(OBJ) $(ADDLOBJS) $(LIBS)
 
@@ -448,17 +448,17 @@ libpcap.so: $(OBJ)
 # but not in the older version.
 #
 # We also use "A" as the major version, and 1 as the compatibility version,
-# but set the current version to the value in VERSION, with any non-numeric
+# but set the current version to the value in VERSION.txt, with any non-numeric
 # stuff stripped off (the compatibility and current version must be of the
 # form X[.Y[.Z]], with Y and Z possibly absent, and with all components
 # numeric).
 #
 libpcap.dylib: $(OBJ)
 	rm -f libpcap*.dylib
-	VER=`cat $(srcdir)/VERSION`; \
+	VER=`cat $(srcdir)/VERSION.txt`; \
 	MAJOR_VER=A; \
 	COMPAT_VER=1; \
-	CURRENT_VER=`sed 's/[^0-9.].*$$//' $(srcdir)/VERSION`; \
+	CURRENT_VER=`sed 's/[^0-9.].*$$//' $(srcdir)/VERSION.txt`; \
 	$(CC) -dynamiclib -undefined error $(LDFLAGS) @V_LIB_LDFLAGS_FAT@ \
 	    -o libpcap.$$VER.dylib $(OBJ) $(ADDLOBJS) $(LIBS) \
 	    -install_name $(libdir)/libpcap.$$MAJOR_VER.dylib \
@@ -478,9 +478,9 @@ libpcap.dylib: $(OBJ)
 # linker, even with GCC.
 #
 libpcap.sl: $(OBJ)
-	@MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION`; \
+	@MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION.txt`; \
 	rm -f libpcap.$$MAJOR_VER
-	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION`; \
+	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION.txt`; \
 	ld -b $(LDFLAGS) -o libpcap.$$MAJOR_VER +h libpcap.$$MAJOR_VER \
 	    $(OBJ) $(ADDLOBJS) $(LIBS)
 
@@ -671,15 +671,15 @@ install-shared: install-shared-$(DYEXT)
 install-shared-so: libpcap.so
 	[ -d $(DESTDIR)$(libdir) ] || \
 	    (mkdir -p $(DESTDIR)$(libdir); chmod 755 $(DESTDIR)$(libdir))
-	VER=`cat $(srcdir)/VERSION`; \
-	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION`; \
+	VER=`cat $(srcdir)/VERSION.txt`; \
+	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION.txt`; \
 	$(INSTALL_PROGRAM) libpcap.so.$$VER $(DESTDIR)$(libdir)/libpcap.so.$$VER; \
 	ln -sf libpcap.so.$$VER $(DESTDIR)$(libdir)/libpcap.so.$$MAJOR_VER; \
 	ln -sf libpcap.so.$$MAJOR_VER $(DESTDIR)$(libdir)/libpcap.so
 install-shared-dylib: libpcap.dylib
 	[ -d $(DESTDIR)$(libdir) ] || \
 	    (mkdir -p $(DESTDIR)$(libdir); chmod 755 $(DESTDIR)$(libdir))
-	VER=`cat $(srcdir)/VERSION`; \
+	VER=`cat $(srcdir)/VERSION.txt`; \
 	MAJOR_VER=A; \
 	$(INSTALL_PROGRAM) libpcap.$$VER.dylib $(DESTDIR)$(libdir)/libpcap.$$VER.dylib; \
 	ln -sf libpcap.$$VER.dylib $(DESTDIR)$(libdir)/libpcap.$$MAJOR_VER.dylib; \
@@ -687,7 +687,7 @@ install-shared-dylib: libpcap.dylib
 install-shared-sl: libpcap.sl
 	[ -d $(DESTDIR)$(libdir) ] || \
 	    (mkdir -p $(DESTDIR)$(libdir); chmod 755 $(DESTDIR)$(libdir))
-	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION`; \
+	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION.txt`; \
 	$(INSTALL_PROGRAM) libpcap.$$MAJOR_VER $(DESTDIR)$(libdir)
 	ln -sf libpcap.$$MAJOR_VER $(DESTDIR)$(libdir)/libpcap.sl
 install-shared-shareda: libpcap.shareda
@@ -754,19 +754,19 @@ uninstall: uninstall-shared uninstall-rpcapd
 
 uninstall-shared: uninstall-shared-$(DYEXT)
 uninstall-shared-so:
-	VER=`cat $(srcdir)/VERSION`; \
-	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION`; \
+	VER=`cat $(srcdir)/VERSION.txt`; \
+	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION.txt`; \
 	rm -f $(DESTDIR)$(libdir)/libpcap.so.$$VER; \
 	rm -f $(DESTDIR)$(libdir)/libpcap.so.$$MAJOR_VER; \
 	rm -f $(DESTDIR)$(libdir)/libpcap.so
 uninstall-shared-dylib:
-	VER=`cat $(srcdir)/VERSION`; \
+	VER=`cat $(srcdir)/VERSION.txt`; \
 	MAJOR_VER=A; \
 	rm -f $(DESTDIR)$(libdir)/libpcap.$$VER.dylib; \
 	rm -f $(DESTDIR)$(libdir)/libpcap.$$MAJOR_VER.dylib; \
 	rm -f $(DESTDIR)$(libdir)/libpcap.dylib
 uninstall-shared-sl:
-	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION`; \
+	MAJOR_VER=`sed 's/\([0-9][0-9]*\)\..*/\1/' $(srcdir)/VERSION.txt`; \
 	rm -f $(DESTDIR)$(libdir)/libpcap.$$MAJOR_VER; \
 	rm -f $(DESTDIR)$(libdir)/libpcap.sl
 uninstall-shared-shareda:
@@ -794,7 +794,7 @@ tags: $(TAGFILES)
 
 releasetar:
 	@autoreconf -f; \
-	name=$(PROG)-`cat VERSION` ; \
+	name=$(PROG)-`cat VERSION.txt` ; \
 	   mkdir $$name; \
 	   tar -c --exclude='*~' -f - $(COMMON_C_SRC) $(HDR) $(MAN1) \
 	      $(MAN3PCAP_EXPAND) $(MAN3PCAP_NOEXPAND) $(MANFILE) \
@@ -804,10 +804,10 @@ releasetar:
 	   rm -rf $$name
 
 rc1 rc2 rc3 rc4 rc5:
-	@VER=`cat $(srcdir)/VERSION`; \
-	sed -i "s/$$VER/$${VER}$@/" VERSION ; \
+	@VER=`cat $(srcdir)/VERSION.txt`; \
+	sed -i "s/$$VER/$${VER}$@/" VERSION.txt ; \
 	make releasetar; \
-	git checkout VERSION configure
+	git checkout VERSION.txt configure
 
 depend:	$(GENERATED_C_SRC) $(GENHDR)
 	$(MKDEP) -c "$(CC)" -m "$(DEPENDENCY_CFLAG)" -s "$(srcdir)" $(CFLAGS) $(DEFS) $(INCLS) $(SRC)
diff --git a/libpcap/VERSION b/libpcap/VERSION.txt
similarity index 100%
rename from libpcap/VERSION
rename to libpcap/VERSION.txt
diff --git a/libpcap/configure b/libpcap/configure
index 69d2eaad9..157ba9717 100755
--- a/libpcap/configure
+++ b/libpcap/configure
@@ -1,9 +1,10 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for pcap 1.10.1.
+# Generated by GNU Autoconf 2.71 for pcap 1.10.1.
 #
 #
-# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
+# Copyright (C) 1992-1996, 1998-2017, 2020-2021 Free Software Foundation,
+# Inc.
 #
 #
 # This configure script is free software; the Free Software Foundation
@@ -14,14 +15,16 @@
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+as_nop=:
+if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else
+else $as_nop
   case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
@@ -31,46 +34,46 @@ esac
 fi
 
 
+
+# Reset variables that may have inherited troublesome values from
+# the environment.
+
+# IFS needs to be set, to space, tab, and newline, in precisely that order.
+# (If _AS_PATH_WALK were called with IFS unset, it would have the
+# side effect of setting IFS to empty, thus disabling word splitting.)
+# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
+IFS=" ""	$as_nl"
+
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# Ensure predictable behavior from utilities with locale-dependent output.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# We cannot yet rely on "unset" to work, but we need these variables
+# to be unset--not just set to an empty or harmless value--now, to
+# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
+# also avoids known problems related to "unset" and subshell syntax
+# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
+for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
+do eval test \${$as_var+y} \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+
+# Ensure that fds 0, 1, and 2 are open.
+if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
+if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
+if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
 
 # The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
+if ${PATH_SEPARATOR+false} :; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -79,13 +82,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
 # Find who we are.  Look in the path if we contain no directory separator.
 as_myself=
 case $0 in #((
@@ -94,8 +90,12 @@ case $0 in #((
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
   done
 IFS=$as_save_IFS
 
@@ -107,30 +107,10 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 # Use a proper internal environment variable to ensure we don't fall
   # into an infinite loop, continuously re-executing ourselves.
@@ -152,20 +132,22 @@ esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
 # out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
-as_fn_exit 255
+printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
+exit 255
   fi
   # We don't want this to propagate to other subprocesses.
           { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
-  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
+  as_bourne_compatible="as_nop=:
+if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '\${1+\"\$@\"}'='\"\$@\"'
   setopt NO_GLOB_SUBST
-else
+else \$as_nop
   case \`(set -o) 2>/dev/null\` in #(
   *posix*) :
     set -o posix ;; #(
@@ -185,42 +167,52 @@ as_fn_success || { exitcode=1; echo as_fn_success failed.; }
 as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
 as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
 as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
-if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
+if ( set x; as_fn_ret_success y && test x = \"\$1\" )
+then :
 
-else
+else \$as_nop
   exitcode=1; echo positional parameters were not saved.
 fi
 test x\$exitcode = x0 || exit 1
+blah=\$(echo \$(echo blah))
+test x\"\$blah\" = xblah || exit 1
 test -x / || exit 1"
   as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
   as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
   eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
-  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
-test \$(( 1 + 1 )) = 2 || exit 1"
-  if (eval "$as_required") 2>/dev/null; then :
+  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1"
+  if (eval "$as_required") 2>/dev/null
+then :
   as_have_required=yes
-else
+else $as_nop
   as_have_required=no
 fi
-  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null
+then :
 
-else
+else $as_nop
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 as_found=false
 for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
   as_found=:
   case $as_dir in #(
 	 /*)
 	   for as_base in sh bash ksh sh5; do
 	     # Try only shells that exist, to save several forks.
-	     as_shell=$as_dir/$as_base
+	     as_shell=$as_dir$as_base
 	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
-		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
+		    as_run=a "$as_shell" -c "$as_bourne_compatible""$as_required" 2>/dev/null
+then :
   CONFIG_SHELL=$as_shell as_have_required=yes
-		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
+		   if as_run=a "$as_shell" -c "$as_bourne_compatible""$as_suggested" 2>/dev/null
+then :
   break 2
 fi
 fi
@@ -228,14 +220,21 @@ fi
        esac
   as_found=false
 done
-$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
-	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
-  CONFIG_SHELL=$SHELL as_have_required=yes
-fi; }
 IFS=$as_save_IFS
+if $as_found
+then :
+
+else $as_nop
+  if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+	      as_run=a "$SHELL" -c "$as_bourne_compatible""$as_required" 2>/dev/null
+then :
+  CONFIG_SHELL=$SHELL as_have_required=yes
+fi
+fi
 
 
-      if test "x$CONFIG_SHELL" != x; then :
+      if test "x$CONFIG_SHELL" != x
+then :
   export CONFIG_SHELL
              # We cannot yet assume a decent shell, so we have to provide a
 # neutralization value for shells without unset; and this also
@@ -253,18 +252,19 @@ esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
 # out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
 exit 255
 fi
 
-    if test x$as_have_required = xno; then :
-  $as_echo "$0: This script requires a shell more modern than all"
-  $as_echo "$0: the shells that I found on your system."
-  if test x${ZSH_VERSION+set} = xset ; then
-    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
-    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
+    if test x$as_have_required = xno
+then :
+  printf "%s\n" "$0: This script requires a shell more modern than all"
+  printf "%s\n" "$0: the shells that I found on your system."
+  if test ${ZSH_VERSION+y} ; then
+    printf "%s\n" "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    printf "%s\n" "$0: be upgraded to zsh 4.3.4 or later."
   else
-    $as_echo "$0: Please tell bug-autoconf@gnu.org about your system,
+    printf "%s\n" "$0: Please tell bug-autoconf@gnu.org about your system,
 $0: including any error possibly output before this
 $0: message. Then install a modern shell, or manually run
 $0: the script under such a shell if you do have one."
@@ -291,6 +291,7 @@ as_fn_unset ()
 }
 as_unset=as_fn_unset
 
+
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -308,6 +309,14 @@ as_fn_exit ()
   as_fn_set_status $1
   exit $1
 } # as_fn_exit
+# as_fn_nop
+# ---------
+# Do nothing but, unlike ":", preserve the value of $?.
+as_fn_nop ()
+{
+  return $?
+}
+as_nop=as_fn_nop
 
 # as_fn_mkdir_p
 # -------------
@@ -322,7 +331,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -331,7 +340,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
+printf "%s\n" X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -370,12 +379,13 @@ as_fn_executable_p ()
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
+then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else
+else $as_nop
   as_fn_append ()
   {
     eval $1=\$$1\$2
@@ -387,18 +397,27 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
+then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else
+else $as_nop
   as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
   }
 fi # as_fn_arith
 
+# as_fn_nop
+# ---------
+# Do nothing but, unlike ":", preserve the value of $?.
+as_fn_nop ()
+{
+  return $?
+}
+as_nop=as_fn_nop
 
 # as_fn_error STATUS ERROR [LINENO LOG_FD]
 # ----------------------------------------
@@ -410,9 +429,9 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  $as_echo "$as_me: error: $2" >&2
+  printf "%s\n" "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -439,7 +458,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
+printf "%s\n" X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -483,7 +502,7 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+    { printf "%s\n" "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
   # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
   # already done that, so ensure we don't try to do so again and fall
@@ -497,6 +516,10 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
   exit
 }
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -510,6 +533,13 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
+# For backward compatibility with old third-party macros, we provide
+# the shell variables $as_echo and $as_echo_n.  New code should use
+# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
+as_echo='printf %s\n'
+as_echo_n='printf %s'
+
+
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -585,40 +615,36 @@ PACKAGE_URL=''
 ac_unique_file="pcap.c"
 # Factoring default headers for most tests.
 ac_includes_default="\
-#include <stdio.h>
-#ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
+#include <stddef.h>
+#ifdef HAVE_STDIO_H
+# include <stdio.h>
 #endif
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-#ifdef STDC_HEADERS
+#ifdef HAVE_STDLIB_H
 # include <stdlib.h>
-# include <stddef.h>
-#else
-# ifdef HAVE_STDLIB_H
-#  include <stdlib.h>
-# endif
 #endif
 #ifdef HAVE_STRING_H
-# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
-#  include <memory.h>
-# endif
 # include <string.h>
 #endif
-#ifdef HAVE_STRINGS_H
-# include <strings.h>
-#endif
 #ifdef HAVE_INTTYPES_H
 # include <inttypes.h>
 #endif
 #ifdef HAVE_STDINT_H
 # include <stdint.h>
 #endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
 #ifdef HAVE_UNISTD_H
 # include <unistd.h>
 #endif"
 
+ac_header_c_list=
 ac_subst_vars='LTLIBOBJS
 INSTALL_DATA
 INSTALL_SCRIPT
@@ -666,9 +692,6 @@ RANLIB
 PKGCONFIG
 VALGRINDTEST_SRC
 LIBOBJS
-EGREP
-GREP
-CPP
 ac_ct_CXX
 CXXFLAGS
 CXX
@@ -770,8 +793,7 @@ LIBS
 CPPFLAGS
 CXX
 CXXFLAGS
-CCC
-CPP'
+CCC'
 
 
 # Initialize some variables set by options.
@@ -840,8 +862,6 @@ do
   *)    ac_optarg=yes ;;
   esac
 
-  # Accept the important Cygnus configure options, so we can diagnose typos.
-
   case $ac_dashdash$ac_option in
   --)
     ac_dashdash=yes ;;
@@ -882,9 +902,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error $? "invalid feature name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -908,9 +928,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error $? "invalid feature name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -1121,9 +1141,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error $? "invalid package name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1137,9 +1157,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error $? "invalid package name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1183,9 +1203,9 @@ Try \`$0 --help' for more information"
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+    printf "%s\n" "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+      printf "%s\n" "$as_me: WARNING: invalid host type: $ac_option" >&2
     : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;
 
@@ -1201,7 +1221,7 @@ if test -n "$ac_unrecognized_opts"; then
   case $enable_option_checking in
     no) ;;
     fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
-    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+    *)     printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
 fi
 
@@ -1265,7 +1285,7 @@ $as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_myself" : 'X\(//\)[^/]' \| \
 	 X"$as_myself" : 'X\(//\)$' \| \
 	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_myself" |
+printf "%s\n" X"$as_myself" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -1450,7 +1470,6 @@ Some influential environment variables:
               you have headers in a nonstandard directory <include dir>
   CXX         C++ compiler command
   CXXFLAGS    C++ compiler flags
-  CPP         C preprocessor
 
 Use these variables to override the choices made by `configure' or to help
 it to find libraries and programs with nonstandard names/locations.
@@ -1471,9 +1490,9 @@ if test "$ac_init_help" = "recursive"; then
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -1501,7 +1520,8 @@ esac
 ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 
     cd "$ac_dir" || { ac_status=$?; continue; }
-    # Check for guested configure.
+    # Check for configure.gnu first; this name is used for a wrapper for
+    # Metaconfig's "Configure" on case-insensitive file systems.
     if test -f "$ac_srcdir/configure.gnu"; then
       echo &&
       $SHELL "$ac_srcdir/configure.gnu" --help=recursive
@@ -1509,7 +1529,7 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
       echo &&
       $SHELL "$ac_srcdir/configure" --help=recursive
     else
-      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+      printf "%s\n" "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi || ac_status=$?
     cd "$ac_pwd" || { ac_status=$?; break; }
   done
@@ -1519,9 +1539,9 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 pcap configure 1.10.1
-generated by GNU Autoconf 2.69
+generated by GNU Autoconf 2.71
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2021 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -1538,14 +1558,14 @@ fi
 ac_fn_c_try_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext
+  rm -f conftest.$ac_objext conftest.beam
   if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1553,14 +1573,15 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then :
+       } && test -s conftest.$ac_objext
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -1576,14 +1597,14 @@ fi
 ac_fn_cxx_try_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext
+  rm -f conftest.$ac_objext conftest.beam
   if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1591,14 +1612,15 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then :
+       } && test -s conftest.$ac_objext
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -1608,172 +1630,6 @@ fi
 
 } # ac_fn_cxx_try_compile
 
-# ac_fn_c_try_cpp LINENO
-# ----------------------
-# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
-ac_fn_c_try_cpp ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if { { ac_try="$ac_cpp conftest.$ac_ext"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
-  ac_status=$?
-  if test -s conftest.err; then
-    grep -v '^ *+' conftest.err >conftest.er1
-    cat conftest.er1 >&5
-    mv -f conftest.er1 conftest.err
-  fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } > conftest.i && {
-	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
-	 test ! -s conftest.err
-       }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-    ac_retval=1
-fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_cpp
-
-# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
-# -------------------------------------------------------
-# Tests whether HEADER exists, giving a warning if it cannot be compiled using
-# the include files in INCLUDES and setting the cache variable VAR
-# accordingly.
-ac_fn_c_check_header_mongrel ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval \${$3+:} false; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-else
-  # Is the header compilable?
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
-$as_echo_n "checking $2 usability... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-#include <$2>
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_header_compiler=yes
-else
-  ac_header_compiler=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
-$as_echo "$ac_header_compiler" >&6; }
-
-# Is the header present?
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
-$as_echo_n "checking $2 presence... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <$2>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-  ac_header_preproc=yes
-else
-  ac_header_preproc=no
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
-$as_echo "$ac_header_preproc" >&6; }
-
-# So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
-  yes:no: )
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
-$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
-$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
-    ;;
-  no:yes:* )
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
-$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
-$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
-$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
-$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
-$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
-    ;;
-esac
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  eval "$3=\$ac_header_compiler"
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_header_mongrel
-
-# ac_fn_c_try_run LINENO
-# ----------------------
-# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
-# that executables *can* be run.
-ac_fn_c_try_run ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
-  { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: program exited with status $ac_status" >&5
-       $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-       ac_retval=$ac_status
-fi
-  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_run
-
 # ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
 # -------------------------------------------------------
 # Tests whether HEADER exists and can be compiled using the include files in
@@ -1781,26 +1637,28 @@ fi
 ac_fn_c_check_header_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+printf %s "checking for $2... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 #include <$2>
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   eval "$3=yes"
-else
+else $as_nop
   eval "$3=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_header_compile
@@ -1811,11 +1669,12 @@ $as_echo "$ac_res" >&6; }
 ac_fn_c_check_func ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+printf %s "checking for $2... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Define $2 to an innocuous variant, in case <limits.h> declares $2.
@@ -1823,16 +1682,9 @@ else
 #define $2 innocuous_$2
 
 /* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $2 (); below.
-    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-    <limits.h> exists even on freestanding compilers.  */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+   which can conflict with char $2 (); below.  */
 
+#include <limits.h>
 #undef $2
 
 /* Override any GCC internal prototype to avoid an error.
@@ -1850,47 +1702,51 @@ choke me
 #endif
 
 int
-main ()
+main (void)
 {
 return $2 ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   eval "$3=yes"
-else
+else $as_nop
   eval "$3=no"
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_func
 
-# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
-# ---------------------------------------------
+# ac_fn_check_decl LINENO SYMBOL VAR INCLUDES EXTRA-OPTIONS FLAG-VAR
+# ------------------------------------------------------------------
 # Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly.
-ac_fn_c_check_decl ()
+# accordingly. Pass EXTRA-OPTIONS to the compiler, using FLAG-VAR.
+ac_fn_check_decl ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   as_decl_name=`echo $2|sed 's/ *(.*//'`
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+printf %s "checking whether $as_decl_name is declared... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  eval ac_save_FLAGS=\$$6
+  as_fn_append $6 " $5"
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main ()
+main (void)
 {
 #ifndef $as_decl_name
 #ifdef __cplusplus
@@ -1904,19 +1760,22 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   eval "$3=yes"
-else
+else $as_nop
   eval "$3=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+  eval $6=\$ac_save_FLAGS
+
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
-} # ac_fn_c_check_decl
+} # ac_fn_check_decl
 
 # ac_fn_c_check_type LINENO TYPE VAR INCLUDES
 # -------------------------------------------
@@ -1925,17 +1784,18 @@ $as_echo "$ac_res" >&6; }
 ac_fn_c_check_type ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+printf %s "checking for $2... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   eval "$3=no"
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main ()
+main (void)
 {
 if (sizeof ($2))
 	 return 0;
@@ -1943,12 +1803,13 @@ if (sizeof ($2))
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main ()
+main (void)
 {
 if (sizeof (($2)))
 	    return 0;
@@ -1956,18 +1817,19 @@ if (sizeof (($2)))
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   eval "$3=yes"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_type
@@ -1979,16 +1841,17 @@ $as_echo "$ac_res" >&6; }
 ac_fn_c_check_member ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
-$as_echo_n "checking for $2.$3... " >&6; }
-if eval \${$4+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
+printf %s "checking for $2.$3... " >&6; }
+if eval test \${$4+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $5
 int
-main ()
+main (void)
 {
 static $2 ac_aggr;
 if (ac_aggr.$3)
@@ -1997,14 +1860,15 @@ return 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   eval "$4=yes"
-else
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $5
 int
-main ()
+main (void)
 {
 static $2 ac_aggr;
 if (sizeof ac_aggr.$3)
@@ -2013,29 +1877,50 @@ return 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   eval "$4=yes"
-else
+else $as_nop
   eval "$4=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 eval ac_res=\$$4
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_member
+ac_configure_args_raw=
+for ac_arg
+do
+  case $ac_arg in
+  *\'*)
+    ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+  esac
+  as_fn_append ac_configure_args_raw " '$ac_arg'"
+done
+
+case $ac_configure_args_raw in
+  *$as_nl*)
+    ac_safe_unquote= ;;
+  *)
+    ac_unsafe_z='|&;<>()$`\\"*?[ ''	' # This string ends in space, tab.
+    ac_unsafe_a="$ac_unsafe_z#~"
+    ac_safe_unquote="s/ '\\([^$ac_unsafe_a][^$ac_unsafe_z]*\\)'/ \\1/g"
+    ac_configure_args_raw=`      printf "%s\n" "$ac_configure_args_raw" | sed "$ac_safe_unquote"`;;
+esac
+
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by pcap $as_me 1.10.1, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.71.  Invocation command line was
 
-  $ $0 $@
+  $ $0$ac_configure_args_raw
 
 _ACEOF
 exec 5>>config.log
@@ -2068,8 +1953,12 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    $as_echo "PATH: $as_dir"
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    printf "%s\n" "PATH: $as_dir"
   done
 IFS=$as_save_IFS
 
@@ -2104,7 +1993,7 @@ do
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
     *\'*)
-      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+      ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
     1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
@@ -2139,11 +2028,13 @@ done
 # WARNING: Use '\'' to represent an apostrophe within the trap.
 # WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
 trap 'exit_status=$?
+  # Sanitize IFS.
+  IFS=" ""	$as_nl"
   # Save into config.log some information that might help in debugging.
   {
     echo
 
-    $as_echo "## ---------------- ##
+    printf "%s\n" "## ---------------- ##
 ## Cache variables. ##
 ## ---------------- ##"
     echo
@@ -2154,8 +2045,8 @@ trap 'exit_status=$?
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -2179,7 +2070,7 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
 )
     echo
 
-    $as_echo "## ----------------- ##
+    printf "%s\n" "## ----------------- ##
 ## Output variables. ##
 ## ----------------- ##"
     echo
@@ -2187,14 +2078,14 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
     do
       eval ac_val=\$$ac_var
       case $ac_val in
-      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
       esac
-      $as_echo "$ac_var='\''$ac_val'\''"
+      printf "%s\n" "$ac_var='\''$ac_val'\''"
     done | sort
     echo
 
     if test -n "$ac_subst_files"; then
-      $as_echo "## ------------------- ##
+      printf "%s\n" "## ------------------- ##
 ## File substitutions. ##
 ## ------------------- ##"
       echo
@@ -2202,15 +2093,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       do
 	eval ac_val=\$$ac_var
 	case $ac_val in
-	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+	*\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
 	esac
-	$as_echo "$ac_var='\''$ac_val'\''"
+	printf "%s\n" "$ac_var='\''$ac_val'\''"
       done | sort
       echo
     fi
 
     if test -s confdefs.h; then
-      $as_echo "## ----------- ##
+      printf "%s\n" "## ----------- ##
 ## confdefs.h. ##
 ## ----------- ##"
       echo
@@ -2218,8 +2109,8 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       echo
     fi
     test "$ac_signal" != 0 &&
-      $as_echo "$as_me: caught signal $ac_signal"
-    $as_echo "$as_me: exit $exit_status"
+      printf "%s\n" "$as_me: caught signal $ac_signal"
+    printf "%s\n" "$as_me: exit $exit_status"
   } >&5
   rm -f core *.core core.conftest.* &&
     rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
@@ -2233,63 +2124,48 @@ ac_signal=0
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -f -r conftest* confdefs.h
 
-$as_echo "/* confdefs.h */" > confdefs.h
+printf "%s\n" "/* confdefs.h */" > confdefs.h
 
 # Predefined preprocessor variables.
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_NAME "$PACKAGE_NAME"
-_ACEOF
+printf "%s\n" "#define PACKAGE_NAME \"$PACKAGE_NAME\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
-_ACEOF
+printf "%s\n" "#define PACKAGE_TARNAME \"$PACKAGE_TARNAME\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_VERSION "$PACKAGE_VERSION"
-_ACEOF
+printf "%s\n" "#define PACKAGE_VERSION \"$PACKAGE_VERSION\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_STRING "$PACKAGE_STRING"
-_ACEOF
+printf "%s\n" "#define PACKAGE_STRING \"$PACKAGE_STRING\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
-_ACEOF
+printf "%s\n" "#define PACKAGE_BUGREPORT \"$PACKAGE_BUGREPORT\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_URL "$PACKAGE_URL"
-_ACEOF
+printf "%s\n" "#define PACKAGE_URL \"$PACKAGE_URL\"" >>confdefs.h
 
 
 # Let the site file select an alternate cache file if it wants to.
 # Prefer an explicitly selected file to automatically selected ones.
-ac_site_file1=NONE
-ac_site_file2=NONE
 if test -n "$CONFIG_SITE"; then
-  # We do not want a PATH search for config.site.
-  case $CONFIG_SITE in #((
-    -*)  ac_site_file1=./$CONFIG_SITE;;
-    */*) ac_site_file1=$CONFIG_SITE;;
-    *)   ac_site_file1=./$CONFIG_SITE;;
-  esac
+  ac_site_files="$CONFIG_SITE"
 elif test "x$prefix" != xNONE; then
-  ac_site_file1=$prefix/share/config.site
-  ac_site_file2=$prefix/etc/config.site
+  ac_site_files="$prefix/share/config.site $prefix/etc/config.site"
 else
-  ac_site_file1=$ac_default_prefix/share/config.site
-  ac_site_file2=$ac_default_prefix/etc/config.site
+  ac_site_files="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 fi
-for ac_site_file in "$ac_site_file1" "$ac_site_file2"
+
+for ac_site_file in $ac_site_files
 do
-  test "x$ac_site_file" = xNONE && continue
-  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
-$as_echo "$as_me: loading site script $ac_site_file" >&6;}
+  case $ac_site_file in #(
+  */*) :
+     ;; #(
+  *) :
+    ac_site_file=./$ac_site_file ;;
+esac
+  if test -f "$ac_site_file" && test -r "$ac_site_file"; then
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
+printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
     . "$ac_site_file" \
-      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+      || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
 See \`config.log' for more details" "$LINENO" 5; }
   fi
@@ -2299,19 +2175,650 @@ if test -r "$cache_file"; then
   # Some versions of bash will fail to source /dev/null (special files
   # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
   if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-$as_echo "$as_me: loading cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+printf "%s\n" "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-$as_echo "$as_me: creating cache $cache_file" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+printf "%s\n" "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
+# Test code for whether the C compiler supports C89 (global declarations)
+ac_c_conftest_c89_globals='
+/* Does the compiler advertise C89 conformance?
+   Do not test the value of __STDC__, because some compilers set it to 0
+   while being otherwise adequately conformant. */
+#if !defined __STDC__
+# error "Compiler does not advertise C89 conformance"
+#endif
+
+#include <stddef.h>
+#include <stdarg.h>
+struct stat;
+/* Most of the following tests are stolen from RCS 5.7 src/conf.sh.  */
+struct buf { int x; };
+struct buf * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+     char **p;
+     int i;
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not \xHH hex character constants.
+   These do not provoke an error unfortunately, instead are silently treated
+   as an "x".  The following induces an error, until -std is added to get
+   proper ANSI mode.  Curiously \x00 != x always comes out true, for an
+   array size at least.  It is necessary to write \x00 == 0 to get something
+   that is true only with -std.  */
+int osf4_cc_array ['\''\x00'\'' == 0 ? 1 : -1];
+
+/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
+   inside strings and character constants.  */
+#define FOO(x) '\''x'\''
+int xlc6_cc_array[FOO(a) == '\''x'\'' ? 1 : -1];
+
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, int *(*)(struct buf *, struct stat *, int),
+               int, int);'
+
+# Test code for whether the C compiler supports C89 (body of main).
+ac_c_conftest_c89_main='
+ok |= (argc == 0 || f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]);
+'
+
+# Test code for whether the C compiler supports C99 (global declarations)
+ac_c_conftest_c99_globals='
+// Does the compiler advertise C99 conformance?
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L
+# error "Compiler does not advertise C99 conformance"
+#endif
+
+#include <stdbool.h>
+extern int puts (const char *);
+extern int printf (const char *, ...);
+extern int dprintf (int, const char *, ...);
+extern void *malloc (size_t);
+
+// Check varargs macros.  These examples are taken from C99 6.10.3.5.
+// dprintf is used instead of fprintf to avoid needing to declare
+// FILE and stderr.
+#define debug(...) dprintf (2, __VA_ARGS__)
+#define showlist(...) puts (#__VA_ARGS__)
+#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
+static void
+test_varargs_macros (void)
+{
+  int x = 1234;
+  int y = 5678;
+  debug ("Flag");
+  debug ("X = %d\n", x);
+  showlist (The first, second, and third items.);
+  report (x>y, "x is %d but y is %d", x, y);
+}
+
+// Check long long types.
+#define BIG64 18446744073709551615ull
+#define BIG32 4294967295ul
+#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
+#if !BIG_OK
+  #error "your preprocessor is broken"
+#endif
+#if BIG_OK
+#else
+  #error "your preprocessor is broken"
+#endif
+static long long int bignum = -9223372036854775807LL;
+static unsigned long long int ubignum = BIG64;
+
+struct incomplete_array
+{
+  int datasize;
+  double data[];
+};
+
+struct named_init {
+  int number;
+  const wchar_t *name;
+  double average;
+};
+
+typedef const char *ccp;
+
+static inline int
+test_restrict (ccp restrict text)
+{
+  // See if C++-style comments work.
+  // Iterate through items via the restricted pointer.
+  // Also check for declarations in for loops.
+  for (unsigned int i = 0; *(text+i) != '\''\0'\''; ++i)
+    continue;
+  return 0;
+}
+
+// Check varargs and va_copy.
+static bool
+test_varargs (const char *format, ...)
+{
+  va_list args;
+  va_start (args, format);
+  va_list args_copy;
+  va_copy (args_copy, args);
+
+  const char *str = "";
+  int number = 0;
+  float fnumber = 0;
+
+  while (*format)
+    {
+      switch (*format++)
+	{
+	case '\''s'\'': // string
+	  str = va_arg (args_copy, const char *);
+	  break;
+	case '\''d'\'': // int
+	  number = va_arg (args_copy, int);
+	  break;
+	case '\''f'\'': // float
+	  fnumber = va_arg (args_copy, double);
+	  break;
+	default:
+	  break;
+	}
+    }
+  va_end (args_copy);
+  va_end (args);
+
+  return *str && number && fnumber;
+}
+'
+
+# Test code for whether the C compiler supports C99 (body of main).
+ac_c_conftest_c99_main='
+  // Check bool.
+  _Bool success = false;
+  success |= (argc != 0);
+
+  // Check restrict.
+  if (test_restrict ("String literal") == 0)
+    success = true;
+  char *restrict newvar = "Another string";
+
+  // Check varargs.
+  success &= test_varargs ("s, d'\'' f .", "string", 65, 34.234);
+  test_varargs_macros ();
+
+  // Check flexible array members.
+  struct incomplete_array *ia =
+    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
+  ia->datasize = 10;
+  for (int i = 0; i < ia->datasize; ++i)
+    ia->data[i] = i * 1.234;
+
+  // Check named initializers.
+  struct named_init ni = {
+    .number = 34,
+    .name = L"Test wide string",
+    .average = 543.34343,
+  };
+
+  ni.number = 58;
+
+  int dynamic_array[ni.number];
+  dynamic_array[0] = argv[0][0];
+  dynamic_array[ni.number - 1] = 543;
+
+  // work around unused variable warnings
+  ok |= (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == '\''x'\''
+	 || dynamic_array[ni.number - 1] != 543);
+'
+
+# Test code for whether the C compiler supports C11 (global declarations)
+ac_c_conftest_c11_globals='
+// Does the compiler advertise C11 conformance?
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L
+# error "Compiler does not advertise C11 conformance"
+#endif
+
+// Check _Alignas.
+char _Alignas (double) aligned_as_double;
+char _Alignas (0) no_special_alignment;
+extern char aligned_as_int;
+char _Alignas (0) _Alignas (int) aligned_as_int;
+
+// Check _Alignof.
+enum
+{
+  int_alignment = _Alignof (int),
+  int_array_alignment = _Alignof (int[100]),
+  char_alignment = _Alignof (char)
+};
+_Static_assert (0 < -_Alignof (int), "_Alignof is signed");
+
+// Check _Noreturn.
+int _Noreturn does_not_return (void) { for (;;) continue; }
+
+// Check _Static_assert.
+struct test_static_assert
+{
+  int x;
+  _Static_assert (sizeof (int) <= sizeof (long int),
+                  "_Static_assert does not work in struct");
+  long int y;
+};
+
+// Check UTF-8 literals.
+#define u8 syntax error!
+char const utf8_literal[] = u8"happens to be ASCII" "another string";
+
+// Check duplicate typedefs.
+typedef long *long_ptr;
+typedef long int *long_ptr;
+typedef long_ptr long_ptr;
+
+// Anonymous structures and unions -- taken from C11 6.7.2.1 Example 1.
+struct anonymous
+{
+  union {
+    struct { int i; int j; };
+    struct { int k; long int l; } w;
+  };
+  int m;
+} v1;
+'
+
+# Test code for whether the C compiler supports C11 (body of main).
+ac_c_conftest_c11_main='
+  _Static_assert ((offsetof (struct anonymous, i)
+		   == offsetof (struct anonymous, w.k)),
+		  "Anonymous union alignment botch");
+  v1.i = 2;
+  v1.w.k = 5;
+  ok |= v1.i != 5;
+'
+
+# Test code for whether the C compiler supports C11 (complete).
+ac_c_conftest_c11_program="${ac_c_conftest_c89_globals}
+${ac_c_conftest_c99_globals}
+${ac_c_conftest_c11_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  ${ac_c_conftest_c99_main}
+  ${ac_c_conftest_c11_main}
+  return ok;
+}
+"
+
+# Test code for whether the C compiler supports C99 (complete).
+ac_c_conftest_c99_program="${ac_c_conftest_c89_globals}
+${ac_c_conftest_c99_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  ${ac_c_conftest_c99_main}
+  return ok;
+}
+"
+
+# Test code for whether the C compiler supports C89 (complete).
+ac_c_conftest_c89_program="${ac_c_conftest_c89_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  return ok;
+}
+"
+
+# Test code for whether the C++ compiler supports C++98 (global declarations)
+ac_cxx_conftest_cxx98_globals='
+// Does the compiler advertise C++98 conformance?
+#if !defined __cplusplus || __cplusplus < 199711L
+# error "Compiler does not advertise C++98 conformance"
+#endif
+
+// These inclusions are to reject old compilers that
+// lack the unsuffixed header files.
+#include <cstdlib>
+#include <exception>
+
+// <cassert> and <cstring> are *not* freestanding headers in C++98.
+extern void assert (int);
+namespace std {
+  extern int strcmp (const char *, const char *);
+}
+
+// Namespaces, exceptions, and templates were all added after "C++ 2.0".
+using std::exception;
+using std::strcmp;
+
+namespace {
+
+void test_exception_syntax()
+{
+  try {
+    throw "test";
+  } catch (const char *s) {
+    // Extra parentheses suppress a warning when building autoconf itself,
+    // due to lint rules shared with more typical C programs.
+    assert (!(strcmp) (s, "test"));
+  }
+}
+
+template <typename T> struct test_template
+{
+  T const val;
+  explicit test_template(T t) : val(t) {}
+  template <typename U> T add(U u) { return static_cast<T>(u) + val; }
+};
+
+} // anonymous namespace
+'
+
+# Test code for whether the C++ compiler supports C++98 (body of main)
+ac_cxx_conftest_cxx98_main='
+  assert (argc);
+  assert (! argv[0]);
+{
+  test_exception_syntax ();
+  test_template<double> tt (2.0);
+  assert (tt.add (4) == 6.0);
+  assert (true && !false);
+}
+'
+
+# Test code for whether the C++ compiler supports C++11 (global declarations)
+ac_cxx_conftest_cxx11_globals='
+// Does the compiler advertise C++ 2011 conformance?
+#if !defined __cplusplus || __cplusplus < 201103L
+# error "Compiler does not advertise C++11 conformance"
+#endif
+
+namespace cxx11test
+{
+  constexpr int get_val() { return 20; }
+
+  struct testinit
+  {
+    int i;
+    double d;
+  };
+
+  class delegate
+  {
+  public:
+    delegate(int n) : n(n) {}
+    delegate(): delegate(2354) {}
+
+    virtual int getval() { return this->n; };
+  protected:
+    int n;
+  };
+
+  class overridden : public delegate
+  {
+  public:
+    overridden(int n): delegate(n) {}
+    virtual int getval() override final { return this->n * 2; }
+  };
+
+  class nocopy
+  {
+  public:
+    nocopy(int i): i(i) {}
+    nocopy() = default;
+    nocopy(const nocopy&) = delete;
+    nocopy & operator=(const nocopy&) = delete;
+  private:
+    int i;
+  };
+
+  // for testing lambda expressions
+  template <typename Ret, typename Fn> Ret eval(Fn f, Ret v)
+  {
+    return f(v);
+  }
+
+  // for testing variadic templates and trailing return types
+  template <typename V> auto sum(V first) -> V
+  {
+    return first;
+  }
+  template <typename V, typename... Args> auto sum(V first, Args... rest) -> V
+  {
+    return first + sum(rest...);
+  }
+}
+'
+
+# Test code for whether the C++ compiler supports C++11 (body of main)
+ac_cxx_conftest_cxx11_main='
+{
+  // Test auto and decltype
+  auto a1 = 6538;
+  auto a2 = 48573953.4;
+  auto a3 = "String literal";
+
+  int total = 0;
+  for (auto i = a3; *i; ++i) { total += *i; }
+
+  decltype(a2) a4 = 34895.034;
+}
+{
+  // Test constexpr
+  short sa[cxx11test::get_val()] = { 0 };
+}
+{
+  // Test initializer lists
+  cxx11test::testinit il = { 4323, 435234.23544 };
+}
+{
+  // Test range-based for
+  int array[] = {9, 7, 13, 15, 4, 18, 12, 10, 5, 3,
+                 14, 19, 17, 8, 6, 20, 16, 2, 11, 1};
+  for (auto &x : array) { x += 23; }
+}
+{
+  // Test lambda expressions
+  using cxx11test::eval;
+  assert (eval ([](int x) { return x*2; }, 21) == 42);
+  double d = 2.0;
+  assert (eval ([&](double x) { return d += x; }, 3.0) == 5.0);
+  assert (d == 5.0);
+  assert (eval ([=](double x) mutable { return d += x; }, 4.0) == 9.0);
+  assert (d == 5.0);
+}
+{
+  // Test use of variadic templates
+  using cxx11test::sum;
+  auto a = sum(1);
+  auto b = sum(1, 2);
+  auto c = sum(1.0, 2.0, 3.0);
+}
+{
+  // Test constructor delegation
+  cxx11test::delegate d1;
+  cxx11test::delegate d2();
+  cxx11test::delegate d3(45);
+}
+{
+  // Test override and final
+  cxx11test::overridden o1(55464);
+}
+{
+  // Test nullptr
+  char *c = nullptr;
+}
+{
+  // Test template brackets
+  test_template<::test_template<int>> v(test_template<int>(12));
+}
+{
+  // Unicode literals
+  char const *utf8 = u8"UTF-8 string \u2500";
+  char16_t const *utf16 = u"UTF-8 string \u2500";
+  char32_t const *utf32 = U"UTF-32 string \u2500";
+}
+'
+
+# Test code for whether the C compiler supports C++11 (complete).
+ac_cxx_conftest_cxx11_program="${ac_cxx_conftest_cxx98_globals}
+${ac_cxx_conftest_cxx11_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_cxx_conftest_cxx98_main}
+  ${ac_cxx_conftest_cxx11_main}
+  return ok;
+}
+"
+
+# Test code for whether the C compiler supports C++98 (complete).
+ac_cxx_conftest_cxx98_program="${ac_cxx_conftest_cxx98_globals}
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_cxx_conftest_cxx98_main}
+  return ok;
+}
+"
+
+as_fn_append ac_header_c_list " stdio.h stdio_h HAVE_STDIO_H"
+as_fn_append ac_header_c_list " stdlib.h stdlib_h HAVE_STDLIB_H"
+as_fn_append ac_header_c_list " string.h string_h HAVE_STRING_H"
+as_fn_append ac_header_c_list " inttypes.h inttypes_h HAVE_INTTYPES_H"
+as_fn_append ac_header_c_list " stdint.h stdint_h HAVE_STDINT_H"
+as_fn_append ac_header_c_list " strings.h strings_h HAVE_STRINGS_H"
+as_fn_append ac_header_c_list " sys/stat.h sys_stat_h HAVE_SYS_STAT_H"
+as_fn_append ac_header_c_list " sys/types.h sys_types_h HAVE_SYS_TYPES_H"
+as_fn_append ac_header_c_list " unistd.h unistd_h HAVE_UNISTD_H"
+
+# Auxiliary files required by this configure script.
+ac_aux_files="install-sh config.guess config.sub"
+
+# Locations in which to look for auxiliary files.
+ac_aux_dir_candidates="${srcdir}${PATH_SEPARATOR}${srcdir}/..${PATH_SEPARATOR}${srcdir}/../.."
+
+# Search for a directory containing all of the required auxiliary files,
+# $ac_aux_files, from the $PATH-style list $ac_aux_dir_candidates.
+# If we don't find one directory that contains all the files we need,
+# we report the set of missing files from the *first* directory in
+# $ac_aux_dir_candidates and give up.
+ac_missing_aux_files=""
+ac_first_candidate=:
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: looking for aux files: $ac_aux_files" >&5
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+as_found=false
+for as_dir in $ac_aux_dir_candidates
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+  as_found=:
+
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}:  trying $as_dir" >&5
+  ac_aux_dir_found=yes
+  ac_install_sh=
+  for ac_aux in $ac_aux_files
+  do
+    # As a special case, if "install-sh" is required, that requirement
+    # can be satisfied by any of "install-sh", "install.sh", or "shtool",
+    # and $ac_install_sh is set appropriately for whichever one is found.
+    if test x"$ac_aux" = x"install-sh"
+    then
+      if test -f "${as_dir}install-sh"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install-sh found" >&5
+        ac_install_sh="${as_dir}install-sh -c"
+      elif test -f "${as_dir}install.sh"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install.sh found" >&5
+        ac_install_sh="${as_dir}install.sh -c"
+      elif test -f "${as_dir}shtool"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}shtool found" >&5
+        ac_install_sh="${as_dir}shtool install -c"
+      else
+        ac_aux_dir_found=no
+        if $ac_first_candidate; then
+          ac_missing_aux_files="${ac_missing_aux_files} install-sh"
+        else
+          break
+        fi
+      fi
+    else
+      if test -f "${as_dir}${ac_aux}"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}${ac_aux} found" >&5
+      else
+        ac_aux_dir_found=no
+        if $ac_first_candidate; then
+          ac_missing_aux_files="${ac_missing_aux_files} ${ac_aux}"
+        else
+          break
+        fi
+      fi
+    fi
+  done
+  if test "$ac_aux_dir_found" = yes; then
+    ac_aux_dir="$as_dir"
+    break
+  fi
+  ac_first_candidate=false
+
+  as_found=false
+done
+IFS=$as_save_IFS
+if $as_found
+then :
+
+else $as_nop
+  as_fn_error $? "cannot find required auxiliary files:$ac_missing_aux_files" "$LINENO" 5
+fi
+
+
+# These three variables are undocumented and unsupported,
+# and are intended to be withdrawn in a future Autoconf release.
+# They can cause serious problems if a builder's source tree is in a directory
+# whose full name contains unusual characters.
+if test -f "${ac_aux_dir}config.guess"; then
+  ac_config_guess="$SHELL ${ac_aux_dir}config.guess"
+fi
+if test -f "${ac_aux_dir}config.sub"; then
+  ac_config_sub="$SHELL ${ac_aux_dir}config.sub"
+fi
+if test -f "$ac_aux_dir/configure"; then
+  ac_configure="$SHELL ${ac_aux_dir}configure"
+fi
+
 # Check that the precious variables saved in the cache have kept the same
 # value.
 ac_cache_corrupted=false
@@ -2322,12 +2829,12 @@ for ac_var in $ac_precious_vars; do
   eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
@@ -2336,24 +2843,24 @@ $as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
 	ac_old_val_w=`echo x $ac_old_val`
 	ac_new_val_w=`echo x $ac_new_val`
 	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
-$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
 	  ac_cache_corrupted=:
 	else
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
-$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+printf "%s\n" "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
 	  eval $ac_var=\$ac_old_val
 	fi
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
-$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
-$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
+printf "%s\n" "$as_me:   former value:  \`$ac_old_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
+printf "%s\n" "$as_me:   current value: \`$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
-    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_arg=$ac_var=`printf "%s\n" "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
     *) ac_arg=$ac_var=$ac_new_val ;;
     esac
     case " $ac_configure_args " in
@@ -2363,11 +2870,12 @@ $as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
   fi
 done
 if $ac_cache_corrupted; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
-$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
+printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;}
+  as_fn_error $? "run \`${MAKE-make} distclean' and/or \`rm $cache_file'
+	    and start over" "$LINENO" 5
 fi
 ## -------------------- ##
 ## Main body of script. ##
@@ -2383,55 +2891,30 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
-ac_aux_dir=
-for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
-  if test -f "$ac_dir/install-sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install-sh -c"
-    break
-  elif test -f "$ac_dir/install.sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install.sh -c"
-    break
-  elif test -f "$ac_dir/shtool"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/shtool install -c"
-    break
-  fi
-done
-if test -z "$ac_aux_dir"; then
-  as_fn_error $? "cannot find install-sh, install.sh, or shtool in \"$srcdir\" \"$srcdir/..\" \"$srcdir/../..\"" "$LINENO" 5
-fi
-
-# These three variables are undocumented and unsupported,
-# and are intended to be withdrawn in a future Autoconf release.
-# They can cause serious problems if a builder's source tree is in a directory
-# whose full name contains unusual characters.
-ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
-ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
-ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
-# Make sure we can run config.sub.
-$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
-  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
-$as_echo_n "checking build system type... " >&6; }
-if ${ac_cv_build+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  # Make sure we can run config.sub.
+$SHELL "${ac_aux_dir}config.sub" sun4 >/dev/null 2>&1 ||
+  as_fn_error $? "cannot run $SHELL ${ac_aux_dir}config.sub" "$LINENO" 5
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
+printf %s "checking build system type... " >&6; }
+if test ${ac_cv_build+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_build_alias=$build_alias
 test "x$ac_build_alias" = x &&
-  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
+  ac_build_alias=`$SHELL "${ac_aux_dir}config.guess"`
 test "x$ac_build_alias" = x &&
   as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
-ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
-  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
+ac_cv_build=`$SHELL "${ac_aux_dir}config.sub" $ac_build_alias` ||
+  as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $ac_build_alias failed" "$LINENO" 5
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
-$as_echo "$ac_cv_build" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
+printf "%s\n" "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
@@ -2450,21 +2933,22 @@ IFS=$ac_save_IFS
 case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
-$as_echo_n "checking host system type... " >&6; }
-if ${ac_cv_host+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
+printf %s "checking host system type... " >&6; }
+if test ${ac_cv_host+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test "x$host_alias" = x; then
   ac_cv_host=$ac_cv_build
 else
-  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
-    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
+  ac_cv_host=`$SHELL "${ac_aux_dir}config.sub" $host_alias` ||
+    as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $host_alias failed" "$LINENO" 5
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
-$as_echo "$ac_cv_host" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
+printf "%s\n" "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
@@ -2483,21 +2967,22 @@ IFS=$ac_save_IFS
 case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
-$as_echo_n "checking target system type... " >&6; }
-if ${ac_cv_target+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
+printf %s "checking target system type... " >&6; }
+if test ${ac_cv_target+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test "x$target_alias" = x; then
   ac_cv_target=$ac_cv_host
 else
-  ac_cv_target=`$SHELL "$ac_aux_dir/config.sub" $target_alias` ||
-    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5
+  ac_cv_target=`$SHELL "${ac_aux_dir}config.sub" $target_alias` ||
+    as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $target_alias failed" "$LINENO" 5
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
-$as_echo "$ac_cv_target" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
+printf "%s\n" "$ac_cv_target" >&6; }
 case $ac_cv_target in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical target" "$LINENO" 5;;
@@ -2531,7 +3016,8 @@ test -n "$target_alias" &&
 
 
 # Check whether --with-gcc was given.
-if test "${with_gcc+set}" = set; then :
+if test ${with_gcc+y}
+then :
   withval=$with_gcc;
 fi
 
@@ -2548,11 +3034,12 @@ fi
 	    bsdi*)
 		    # Extract the first word of "shlicc2", so it can be a program name with args.
 set dummy shlicc2; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_SHLICC2+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_SHLICC2+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$SHLICC2"; then
   ac_cv_prog_SHLICC2="$SHLICC2" # Let the user override the test.
 else
@@ -2560,11 +3047,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_SHLICC2="yes"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2576,11 +3067,11 @@ fi
 fi
 SHLICC2=$ac_cv_prog_SHLICC2
 if test -n "$SHLICC2"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $SHLICC2" >&5
-$as_echo "$SHLICC2" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SHLICC2" >&5
+printf "%s\n" "$SHLICC2" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2601,6 +3092,15 @@ fi
 # Try to get it, which may involve adding compiler flags;
 # if that fails, give up.
 #
+
+
+
+
+
+
+
+
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -2609,11 +3109,12 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -2621,11 +3122,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2636,11 +3141,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2649,11 +3154,12 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -2661,11 +3167,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2676,11 +3186,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_CC" = x; then
@@ -2688,8 +3198,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -2702,11 +3212,12 @@ if test -z "$CC"; then
           if test -n "$ac_tool_prefix"; then
     # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -2714,11 +3225,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2729,11 +3244,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2742,11 +3257,12 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -2755,15 +3271,19 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    if test "$as_dir$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
     ac_cv_prog_CC="cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2779,18 +3299,18 @@ if test $ac_prog_rejected = yes; then
     # However, it has the same basename, so the bogon will be chosen
     # first if we set CC to just the basename; use the full file name.
     shift
-    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
+    ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@"
   fi
 fi
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2801,11 +3321,12 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -2813,11 +3334,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2828,11 +3353,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2845,11 +3370,12 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -2857,11 +3383,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2872,11 +3402,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2888,8 +3418,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -2897,25 +3427,129 @@ esac
 fi
 
 fi
+if test -z "$CC"; then
+  if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}clang", so it can be a program name with args.
+set dummy ${ac_tool_prefix}clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
 
 
-test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "clang", so it can be a program name with args.
+set dummy clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
+else
+  CC="$ac_cv_prog_CC"
+fi
+
+fi
+
+
+test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
 See \`config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
-$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
-for ac_option in --version -v -V -qversion; do
+for ac_option in --version -v -V -qversion -version; do
   { { ac_try="$ac_compiler $ac_option >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -2925,7 +3559,7 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
   fi
   rm -f conftest.er1 conftest.err
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
@@ -2933,7 +3567,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
@@ -2945,9 +3579,9 @@ ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
-$as_echo_n "checking whether the C compiler works... " >&6; }
-ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+printf %s "checking whether the C compiler works... " >&6; }
+ac_link_default=`printf "%s\n" "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 
 # The possible output files:
 ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
@@ -2968,11 +3602,12 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link_default") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
 # So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
 # in a Makefile.  We should not override ac_cv_exeext if it was cached,
@@ -2989,7 +3624,7 @@ do
 	# certainly right.
 	break;;
     *.* )
-	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
+	if test ${ac_cv_exeext+y} && test "$ac_cv_exeext" != no;
 	then :; else
 	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
 	fi
@@ -3005,44 +3640,46 @@ do
 done
 test "$ac_cv_exeext" = no && ac_cv_exeext=
 
-else
+else $as_nop
   ac_file=''
 fi
-if test -z "$ac_file"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-$as_echo "$as_me: failed program was:" >&5
+if test -z "$ac_file"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
 See \`config.log' for more details" "$LINENO" 5; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
-$as_echo_n "checking for C compiler default output file name... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
-$as_echo "$ac_file" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+printf %s "checking for C compiler default output file name... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+printf "%s\n" "$ac_file" >&6; }
 ac_exeext=$ac_cv_exeext
 
 rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
-$as_echo_n "checking for suffix of executables... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
+printf %s "checking for suffix of executables... " >&6; }
 if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -3056,15 +3693,15 @@ for ac_file in conftest.exe conftest conftest.*; do
     * ) break;;
   esac
 done
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+else $as_nop
+  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
 See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest conftest$ac_cv_exeext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
-$as_echo "$ac_cv_exeext" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
+printf "%s\n" "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
@@ -3073,7 +3710,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 int
-main ()
+main (void)
 {
 FILE *f = fopen ("conftest.out", "w");
  return ferror (f) || fclose (f) != 0;
@@ -3085,8 +3722,8 @@ _ACEOF
 ac_clean_files="$ac_clean_files conftest.out"
 # Check that the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
-$as_echo_n "checking whether we are cross compiling... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+printf %s "checking whether we are cross compiling... " >&6; }
 if test "$cross_compiling" != yes; then
   { { ac_try="$ac_link"
 case "(($ac_try" in
@@ -3094,10 +3731,10 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
   if { ac_try='./conftest$ac_cv_exeext'
   { { case "(($ac_try" in
@@ -3105,39 +3742,40 @@ $as_echo "$ac_try_echo"; } >&5
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot run C compiled programs.
+	{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error 77 "cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
 See \`config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
-$as_echo "$cross_compiling" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+printf "%s\n" "$cross_compiling" >&6; }
 
 rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
-$as_echo_n "checking for suffix of object files... " >&6; }
-if ${ac_cv_objext+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
+printf %s "checking for suffix of object files... " >&6; }
+if test ${ac_cv_objext+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
@@ -3151,11 +3789,12 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   for ac_file in conftest.o conftest.obj conftest.*; do
   test -f "$ac_file" || continue;
   case $ac_file in
@@ -3164,31 +3803,32 @@ $as_echo "$ac_try_echo"; } >&5
        break;;
   esac
 done
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
 See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
-$as_echo "$ac_cv_objext" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
+printf "%s\n" "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
-$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5
+printf %s "checking whether the compiler supports GNU C... " >&6; }
+if test ${ac_cv_c_compiler_gnu+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 #ifndef __GNUC__
        choke me
@@ -3198,29 +3838,33 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_compiler_gnu=yes
-else
+else $as_nop
   ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
-$as_echo "$ac_cv_c_compiler_gnu" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; }
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
 if test $ac_compiler_gnu = yes; then
   GCC=yes
 else
   GCC=
 fi
-ac_test_CFLAGS=${CFLAGS+set}
+ac_test_CFLAGS=${CFLAGS+y}
 ac_save_CFLAGS=$CFLAGS
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
-$as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+printf %s "checking whether $CC accepts -g... " >&6; }
+if test ${ac_cv_prog_cc_g+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
    ac_cv_prog_cc_g=no
@@ -3229,57 +3873,60 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
-else
+else $as_nop
   CFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   ac_c_werror_flag=$ac_save_c_werror_flag
 	 CFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
    ac_c_werror_flag=$ac_save_c_werror_flag
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
-$as_echo "$ac_cv_prog_cc_g" >&6; }
-if test "$ac_test_CFLAGS" = set; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+printf "%s\n" "$ac_cv_prog_cc_g" >&6; }
+if test $ac_test_CFLAGS; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
   if test "$GCC" = yes; then
@@ -3294,94 +3941,144 @@ else
     CFLAGS=
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
-$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+ac_prog_cc_stdc=no
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5
+printf %s "checking for $CC option to enable C11 features... " >&6; }
+if test ${ac_cv_prog_cc_c11+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c11=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c11_program
+_ACEOF
+for ac_arg in '' -std=gnu11
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c11=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c11" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+fi
+
+if test "x$ac_cv_prog_cc_c11" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c11" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
+printf "%s\n" "$ac_cv_prog_cc_c11" >&6; }
+     CC="$CC $ac_cv_prog_cc_c11"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11
+  ac_prog_cc_stdc=c11
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5
+printf %s "checking for $CC option to enable C99 features... " >&6; }
+if test ${ac_cv_prog_cc_c99+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c99=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c99_program
+_ACEOF
+for ac_arg in '' -std=gnu99 -std=c99 -c99 -qlanglvl=extc1x -qlanglvl=extc99 -AC99 -D_STDC_C99=
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c99=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c99" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+fi
+
+if test "x$ac_cv_prog_cc_c99" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c99" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+printf "%s\n" "$ac_cv_prog_cc_c99" >&6; }
+     CC="$CC $ac_cv_prog_cc_c99"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99
+  ac_prog_cc_stdc=c99
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5
+printf %s "checking for $CC option to enable C89 features... " >&6; }
+if test ${ac_cv_prog_cc_c89+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_cv_prog_cc_c89=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <stdarg.h>
-#include <stdio.h>
-struct stat;
-/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
-struct buf { int x; };
-FILE * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
-{
-  return p[i];
-}
-static char *f (char * (*g) (char **, int), char **p, ...)
-{
-  char *s;
-  va_list v;
-  va_start (v,p);
-  s = g (p, va_arg (v,int));
-  va_end (v);
-  return s;
-}
-
-/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
-   function prototypes and stuff, but not '\xHH' hex character constants.
-   These don't provoke an error unfortunately, instead are silently treated
-   as 'x'.  The following induces an error, until -std is added to get
-   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
-   array size at least.  It's necessary to write '\x00'==0 to get something
-   that's true only with -std.  */
-int osf4_cc_array ['\x00' == 0 ? 1 : -1];
-
-/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
-   inside strings and character constants.  */
-#define FOO(x) 'x'
-int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
-
-int test (int i, double x);
-struct s1 {int (*f) (int a);};
-struct s2 {int (*f) (double a);};
-int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
-int argc;
-char **argv;
-int
-main ()
-{
-return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
-  ;
-  return 0;
-}
+$ac_c_conftest_c89_program
 _ACEOF
-for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
-	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"; then :
+  if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_c89=$ac_arg
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
   test "x$ac_cv_prog_cc_c89" != "xno" && break
 done
 rm -f conftest.$ac_ext
 CC=$ac_save_CC
-
 fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c89" in
-  x)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
-  xno)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
-  *)
-    CC="$CC $ac_cv_prog_cc_c89"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
-esac
-if test "x$ac_cv_prog_cc_c89" != xno; then :
 
+if test "x$ac_cv_prog_cc_c89" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c89" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+printf "%s\n" "$ac_cv_prog_cc_c89" >&6; }
+     CC="$CC $ac_cv_prog_cc_c89"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89
+  ac_prog_cc_stdc=c89
+fi
 fi
 
 ac_ext=c
@@ -3390,182 +4087,6 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C99" >&5
-$as_echo_n "checking for $CC option to accept ISO C99... " >&6; }
-if ${ac_cv_prog_cc_c99+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_cv_prog_cc_c99=no
-ac_save_CC=$CC
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdarg.h>
-#include <stdbool.h>
-#include <stdlib.h>
-#include <wchar.h>
-#include <stdio.h>
-
-// Check varargs macros.  These examples are taken from C99 6.10.3.5.
-#define debug(...) fprintf (stderr, __VA_ARGS__)
-#define showlist(...) puts (#__VA_ARGS__)
-#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
-static void
-test_varargs_macros (void)
-{
-  int x = 1234;
-  int y = 5678;
-  debug ("Flag");
-  debug ("X = %d\n", x);
-  showlist (The first, second, and third items.);
-  report (x>y, "x is %d but y is %d", x, y);
-}
-
-// Check long long types.
-#define BIG64 18446744073709551615ull
-#define BIG32 4294967295ul
-#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
-#if !BIG_OK
-  your preprocessor is broken;
-#endif
-#if BIG_OK
-#else
-  your preprocessor is broken;
-#endif
-static long long int bignum = -9223372036854775807LL;
-static unsigned long long int ubignum = BIG64;
-
-struct incomplete_array
-{
-  int datasize;
-  double data[];
-};
-
-struct named_init {
-  int number;
-  const wchar_t *name;
-  double average;
-};
-
-typedef const char *ccp;
-
-static inline int
-test_restrict (ccp restrict text)
-{
-  // See if C++-style comments work.
-  // Iterate through items via the restricted pointer.
-  // Also check for declarations in for loops.
-  for (unsigned int i = 0; *(text+i) != '\0'; ++i)
-    continue;
-  return 0;
-}
-
-// Check varargs and va_copy.
-static void
-test_varargs (const char *format, ...)
-{
-  va_list args;
-  va_start (args, format);
-  va_list args_copy;
-  va_copy (args_copy, args);
-
-  const char *str;
-  int number;
-  float fnumber;
-
-  while (*format)
-    {
-      switch (*format++)
-	{
-	case 's': // string
-	  str = va_arg (args_copy, const char *);
-	  break;
-	case 'd': // int
-	  number = va_arg (args_copy, int);
-	  break;
-	case 'f': // float
-	  fnumber = va_arg (args_copy, double);
-	  break;
-	default:
-	  break;
-	}
-    }
-  va_end (args_copy);
-  va_end (args);
-}
-
-int
-main ()
-{
-
-  // Check bool.
-  _Bool success = false;
-
-  // Check restrict.
-  if (test_restrict ("String literal") == 0)
-    success = true;
-  char *restrict newvar = "Another string";
-
-  // Check varargs.
-  test_varargs ("s, d' f .", "string", 65, 34.234);
-  test_varargs_macros ();
-
-  // Check flexible array members.
-  struct incomplete_array *ia =
-    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
-  ia->datasize = 10;
-  for (int i = 0; i < ia->datasize; ++i)
-    ia->data[i] = i * 1.234;
-
-  // Check named initializers.
-  struct named_init ni = {
-    .number = 34,
-    .name = L"Test wide string",
-    .average = 543.34343,
-  };
-
-  ni.number = 58;
-
-  int dynamic_array[ni.number];
-  dynamic_array[ni.number - 1] = 543;
-
-  // work around unused variable warnings
-  return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x'
-	  || dynamic_array[ni.number - 1] != 543);
-
-  ;
-  return 0;
-}
-_ACEOF
-for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -D_STDC_C99= -qlanglvl=extc99
-do
-  CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_prog_cc_c99=$ac_arg
-fi
-rm -f core conftest.err conftest.$ac_objext
-  test "x$ac_cv_prog_cc_c99" != "xno" && break
-done
-rm -f conftest.$ac_ext
-CC=$ac_save_CC
-
-fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c99" in
-  x)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
-  xno)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
-  *)
-    CC="$CC $ac_cv_prog_cc_c99"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
-$as_echo "$ac_cv_prog_cc_c99" >&6; } ;;
-esac
-if test "x$ac_cv_prog_cc_c99" != xno; then :
-
-fi
-
 
 if test "$ac_cv_prog_cc_c99" = "no"; then
 	as_fn_error $? "The C compiler does not support C99" "$LINENO" 5
@@ -3575,7 +4096,13 @@ haiku*)
 	#
 	# Haiku's platform file is in C++.
 	#
-	ac_ext=cpp
+
+
+
+
+
+
+ac_ext=cpp
 ac_cpp='$CXXCPP $CPPFLAGS'
 ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
@@ -3585,15 +4112,16 @@ if test -z "$CXX"; then
     CXX=$CCC
   else
     if test -n "$ac_tool_prefix"; then
-  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC
+  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC clang++
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CXX"; then
   ac_cv_prog_CXX="$CXX" # Let the user override the test.
 else
@@ -3601,11 +4129,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3616,11 +4148,11 @@ fi
 fi
 CXX=$ac_cv_prog_CXX
 if test -n "$CXX"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CXX" >&5
-$as_echo "$CXX" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CXX" >&5
+printf "%s\n" "$CXX" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3629,15 +4161,16 @@ fi
 fi
 if test -z "$CXX"; then
   ac_ct_CXX=$CXX
-  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC
+  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC clang++
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CXX"; then
   ac_cv_prog_ac_ct_CXX="$ac_ct_CXX" # Let the user override the test.
 else
@@ -3645,11 +4178,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CXX="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3660,11 +4197,11 @@ fi
 fi
 ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
 if test -n "$ac_ct_CXX"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CXX" >&5
-$as_echo "$ac_ct_CXX" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CXX" >&5
+printf "%s\n" "$ac_ct_CXX" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3676,8 +4213,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CXX=$ac_ct_CXX
@@ -3687,7 +4224,7 @@ fi
   fi
 fi
 # Provide some information about the compiler.
-$as_echo "$as_me:${as_lineno-$LINENO}: checking for C++ compiler version" >&5
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C++ compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
 for ac_option in --version -v -V -qversion; do
@@ -3697,7 +4234,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -3707,20 +4244,21 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
   fi
   rm -f conftest.er1 conftest.err
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C++ compiler" >&5
-$as_echo_n "checking whether we are using the GNU C++ compiler... " >&6; }
-if ${ac_cv_cxx_compiler_gnu+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C++" >&5
+printf %s "checking whether the compiler supports GNU C++... " >&6; }
+if test ${ac_cv_cxx_compiler_gnu+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 #ifndef __GNUC__
        choke me
@@ -3730,29 +4268,33 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
+if ac_fn_cxx_try_compile "$LINENO"
+then :
   ac_compiler_gnu=yes
-else
+else $as_nop
   ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_cv_cxx_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cxx_compiler_gnu" >&5
-$as_echo "$ac_cv_cxx_compiler_gnu" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cxx_compiler_gnu" >&5
+printf "%s\n" "$ac_cv_cxx_compiler_gnu" >&6; }
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
 if test $ac_compiler_gnu = yes; then
   GXX=yes
 else
   GXX=
 fi
-ac_test_CXXFLAGS=${CXXFLAGS+set}
+ac_test_CXXFLAGS=${CXXFLAGS+y}
 ac_save_CXXFLAGS=$CXXFLAGS
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
-$as_echo_n "checking whether $CXX accepts -g... " >&6; }
-if ${ac_cv_prog_cxx_g+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
+printf %s "checking whether $CXX accepts -g... " >&6; }
+if test ${ac_cv_prog_cxx_g+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_save_cxx_werror_flag=$ac_cxx_werror_flag
    ac_cxx_werror_flag=yes
    ac_cv_prog_cxx_g=no
@@ -3761,57 +4303,60 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
+if ac_fn_cxx_try_compile "$LINENO"
+then :
   ac_cv_prog_cxx_g=yes
-else
+else $as_nop
   CXXFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
+if ac_fn_cxx_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   ac_cxx_werror_flag=$ac_save_cxx_werror_flag
 	 CXXFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
+if ac_fn_cxx_try_compile "$LINENO"
+then :
   ac_cv_prog_cxx_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
    ac_cxx_werror_flag=$ac_save_cxx_werror_flag
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_g" >&5
-$as_echo "$ac_cv_prog_cxx_g" >&6; }
-if test "$ac_test_CXXFLAGS" = set; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_g" >&5
+printf "%s\n" "$ac_cv_prog_cxx_g" >&6; }
+if test $ac_test_CXXFLAGS; then
   CXXFLAGS=$ac_save_CXXFLAGS
 elif test $ac_cv_prog_cxx_g = yes; then
   if test "$GXX" = yes; then
@@ -3826,6 +4371,100 @@ else
     CXXFLAGS=
   fi
 fi
+ac_prog_cxx_stdcxx=no
+if test x$ac_prog_cxx_stdcxx = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CXX option to enable C++11 features" >&5
+printf %s "checking for $CXX option to enable C++11 features... " >&6; }
+if test ${ac_cv_prog_cxx_11+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cxx_11=no
+ac_save_CXX=$CXX
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_cxx_conftest_cxx11_program
+_ACEOF
+for ac_arg in '' -std=gnu++11 -std=gnu++0x -std=c++11 -std=c++0x -qlanglvl=extended0x -AA
+do
+  CXX="$ac_save_CXX $ac_arg"
+  if ac_fn_cxx_try_compile "$LINENO"
+then :
+  ac_cv_prog_cxx_cxx11=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cxx_cxx11" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CXX=$ac_save_CXX
+fi
+
+if test "x$ac_cv_prog_cxx_cxx11" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cxx_cxx11" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_cxx11" >&5
+printf "%s\n" "$ac_cv_prog_cxx_cxx11" >&6; }
+     CXX="$CXX $ac_cv_prog_cxx_cxx11"
+fi
+  ac_cv_prog_cxx_stdcxx=$ac_cv_prog_cxx_cxx11
+  ac_prog_cxx_stdcxx=cxx11
+fi
+fi
+if test x$ac_prog_cxx_stdcxx = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CXX option to enable C++98 features" >&5
+printf %s "checking for $CXX option to enable C++98 features... " >&6; }
+if test ${ac_cv_prog_cxx_98+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cxx_98=no
+ac_save_CXX=$CXX
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_cxx_conftest_cxx98_program
+_ACEOF
+for ac_arg in '' -std=gnu++98 -std=c++98 -qlanglvl=extended -AA
+do
+  CXX="$ac_save_CXX $ac_arg"
+  if ac_fn_cxx_try_compile "$LINENO"
+then :
+  ac_cv_prog_cxx_cxx98=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cxx_cxx98" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CXX=$ac_save_CXX
+fi
+
+if test "x$ac_cv_prog_cxx_cxx98" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cxx_cxx98" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_cxx98" >&5
+printf "%s\n" "$ac_cv_prog_cxx_cxx98" >&6; }
+     CXX="$CXX $ac_cv_prog_cxx_cxx98"
+fi
+  ac_cv_prog_cxx_stdcxx=$ac_cv_prog_cxx_cxx98
+  ac_prog_cxx_stdcxx=cxx98
+fi
+fi
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -3852,8 +4491,8 @@ esac
 	    # PCAP_API will be visible outside (shared) libraries.
 	    #
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5
-$as_echo_n "checking whether the compiler supports the -fvisibility=hidden option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5
+printf %s "checking whether the compiler supports the -fvisibility=hidden option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-fvisibility=hidden" : "x-W.*" >/dev/null
 	then
@@ -3871,17 +4510,18 @@ $as_echo_n "checking whether the compiler supports the -fvisibility=hidden optio
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -3892,31 +4532,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fvisibility=hidden " >&5
-$as_echo_n "checking whether -fvisibility=hidden ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -fvisibility=hidden " >&5
+printf %s "checking whether -fvisibility=hidden ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -3924,14 +4565,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -fvisibility=hidden"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     else
 	    V_INCLS="$V_INCLS -I/usr/local/include"
@@ -3952,8 +4593,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    # PCAP_API will be visible outside (shared) libraries.
 		    #
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5
-$as_echo_n "checking whether the compiler supports the -fvisibility=hidden option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5
+printf %s "checking whether the compiler supports the -fvisibility=hidden option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-fvisibility=hidden" : "x-W.*" >/dev/null
 	then
@@ -3971,17 +4612,18 @@ $as_echo_n "checking whether the compiler supports the -fvisibility=hidden optio
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -3992,31 +4634,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fvisibility=hidden " >&5
-$as_echo_n "checking whether -fvisibility=hidden ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -fvisibility=hidden " >&5
+printf %s "checking whether -fvisibility=hidden ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -4024,14 +4667,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -fvisibility=hidden"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 		    ;;
 
@@ -4114,8 +4757,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    # PCAP_API will be visible outside (shared) libraries.
 		    #
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -xldscope=hidden option" >&5
-$as_echo_n "checking whether the compiler supports the -xldscope=hidden option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -xldscope=hidden option" >&5
+printf %s "checking whether the compiler supports the -xldscope=hidden option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-xldscope=hidden" : "x-W.*" >/dev/null
 	then
@@ -4133,17 +4776,18 @@ $as_echo_n "checking whether the compiler supports the -xldscope=hidden option..
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -4154,31 +4798,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -xldscope=hidden " >&5
-$as_echo_n "checking whether -xldscope=hidden ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -xldscope=hidden " >&5
+printf %s "checking whether -xldscope=hidden ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -4186,28 +4831,29 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -xldscope=hidden"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 		    ;;
 
 	    ultrix*)
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking that Ultrix $CC hacks const in prototypes" >&5
-$as_echo_n "checking that Ultrix $CC hacks const in prototypes... " >&6; }
-		    if ${ac_cv_lbl_cc_const_proto+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking that Ultrix $CC hacks const in prototypes" >&5
+printf %s "checking that Ultrix $CC hacks const in prototypes... " >&6; }
+		    if test ${ac_cv_lbl_cc_const_proto+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 int
-main ()
+main (void)
 {
 struct a { int b; };
 			    void c(const struct a *)
@@ -4215,19 +4861,20 @@ struct a { int b; };
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_lbl_cc_const_proto=yes
-else
+else $as_nop
   ac_cv_lbl_cc_const_proto=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_cc_const_proto" >&5
-$as_echo "$ac_cv_lbl_cc_const_proto" >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_cc_const_proto" >&5
+printf "%s\n" "$ac_cv_lbl_cc_const_proto" >&6; }
 		    if test $ac_cv_lbl_cc_const_proto = no ; then
 
-$as_echo "#define const /**/" >>confdefs.h
+printf "%s\n" "#define const /**/" >>confdefs.h
 
 		    fi
 		    ;;
@@ -4382,13 +5029,14 @@ $as_echo "#define const /**/" >>confdefs.h
 	    esac
     fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
-$as_echo_n "checking for inline... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
+printf %s "checking for inline... " >&6; }
     save_CFLAGS="$CFLAGS"
     CFLAGS="$V_CCOPT"
-    if ${ac_cv_lbl_inline+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    if test ${ac_cv_lbl_inline+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
 
 	ac_cv_lbl_inline=""
 	ac_lbl_cc_inline=no
@@ -4411,17 +5059,18 @@ else
 		    return &xxx;
 		}
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_lbl_cc_inline=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 	    if test "$ac_lbl_cc_inline" = yes ; then
 		break;
 	    fi
@@ -4433,23 +5082,22 @@ fi
 
     CFLAGS="$save_CFLAGS"
     if test ! -z "$ac_cv_lbl_inline" ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_inline" >&5
-$as_echo "$ac_cv_lbl_inline" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_inline" >&5
+printf "%s\n" "$ac_cv_lbl_inline" >&6; }
     else
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-cat >>confdefs.h <<_ACEOF
-#define inline $ac_cv_lbl_inline
-_ACEOF
+printf "%s\n" "#define inline $ac_cv_lbl_inline" >>confdefs.h
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __atomic_load_n" >&5
-$as_echo_n "checking for __atomic_load_n... " >&6; }
-	if ${ac_cv_have___atomic_load_n+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for __atomic_load_n" >&5
+printf %s "checking for __atomic_load_n... " >&6; }
+	if test ${ac_cv_have___atomic_load_n+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
 
 # ac_fn_c_try_link LINENO
 # -----------------------
@@ -4457,14 +5105,14 @@ else
 ac_fn_c_try_link ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest$ac_exeext
+  rm -f conftest.$ac_objext conftest.beam conftest$ac_exeext
   if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -4472,17 +5120,18 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest$ac_exeext && {
 	 test "$cross_compiling" = yes ||
 	 test -x conftest$ac_exeext
-       }; then :
+       }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -4500,7 +5149,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
 		    int i = 17;
@@ -4511,33 +5160,35 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_have___atomic_load_n=yes
-else
+else $as_nop
   ac_have___atomic_load_n=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_have___atomic_load_n" >&5
-$as_echo "$ac_have___atomic_load_n" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_have___atomic_load_n" >&5
+printf "%s\n" "$ac_have___atomic_load_n" >&6; }
 	if test $ac_have___atomic_load_n = yes ; then
 
-$as_echo "#define HAVE___ATOMIC_LOAD_N 1" >>confdefs.h
+printf "%s\n" "#define HAVE___ATOMIC_LOAD_N 1" >>confdefs.h
 
 	fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __atomic_store_n" >&5
-$as_echo_n "checking for __atomic_store_n... " >&6; }
-	if ${ac_cv_have___atomic_store_n+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for __atomic_store_n" >&5
+printf %s "checking for __atomic_store_n... " >&6; }
+	if test ${ac_cv_have___atomic_store_n+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
 		    int i;
@@ -4547,20 +5198,21 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_have___atomic_store_n=yes
-else
+else $as_nop
   ac_have___atomic_store_n=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_have___atomic_store_n" >&5
-$as_echo "$ac_have___atomic_store_n" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_have___atomic_store_n" >&5
+printf "%s\n" "$ac_have___atomic_store_n" >&6; }
 	if test $ac_have___atomic_store_n = yes ; then
 
-$as_echo "#define HAVE___ATOMIC_STORE_N 1" >>confdefs.h
+printf "%s\n" "#define HAVE___ATOMIC_STORE_N 1" >>confdefs.h
 
 	fi
 
@@ -4568,17 +5220,19 @@ $as_echo "#define HAVE___ATOMIC_STORE_N 1" >>confdefs.h
 # Try to arrange for large file support.
 #
 # Check whether --enable-largefile was given.
-if test "${enable_largefile+set}" = set; then :
+if test ${enable_largefile+y}
+then :
   enableval=$enable_largefile;
 fi
 
 if test "$enable_largefile" != no; then
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5
-$as_echo_n "checking for special C compiler options needed for large files... " >&6; }
-if ${ac_cv_sys_largefile_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5
+printf %s "checking for special C compiler options needed for large files... " >&6; }
+if test ${ac_cv_sys_largefile_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_cv_sys_largefile_CC=no
      if test "$GCC" != yes; then
        ac_save_CC=$CC
@@ -4592,44 +5246,47 @@ else
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-	 if ac_fn_c_try_compile "$LINENO"; then :
+	 if ac_fn_c_try_compile "$LINENO"
+then :
   break
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
 	 CC="$CC -n32"
-	 if ac_fn_c_try_compile "$LINENO"; then :
+	 if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_largefile_CC=' -n32'; break
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
 	 break
        done
        CC=$ac_save_CC
        rm -f conftest.$ac_ext
     fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5
-$as_echo "$ac_cv_sys_largefile_CC" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5
+printf "%s\n" "$ac_cv_sys_largefile_CC" >&6; }
   if test "$ac_cv_sys_largefile_CC" != no; then
     CC=$CC$ac_cv_sys_largefile_CC
   fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5
-$as_echo_n "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; }
-if ${ac_cv_sys_file_offset_bits+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5
+printf %s "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; }
+if test ${ac_cv_sys_file_offset_bits+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   while :; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -4638,22 +5295,23 @@ else
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_file_offset_bits=no; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _FILE_OFFSET_BITS 64
@@ -4662,43 +5320,43 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_file_offset_bits=64; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   ac_cv_sys_file_offset_bits=unknown
   break
 done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5
-$as_echo "$ac_cv_sys_file_offset_bits" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5
+printf "%s\n" "$ac_cv_sys_file_offset_bits" >&6; }
 case $ac_cv_sys_file_offset_bits in #(
   no | unknown) ;;
   *)
-cat >>confdefs.h <<_ACEOF
-#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits
-_ACEOF
+printf "%s\n" "#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits" >>confdefs.h
 ;;
 esac
 rm -rf conftest*
   if test $ac_cv_sys_file_offset_bits = unknown; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5
-$as_echo_n "checking for _LARGE_FILES value needed for large files... " >&6; }
-if ${ac_cv_sys_large_files+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5
+printf %s "checking for _LARGE_FILES value needed for large files... " >&6; }
+if test ${ac_cv_sys_large_files+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   while :; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -4707,22 +5365,23 @@ else
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_large_files=no; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _LARGE_FILES 1
@@ -4731,54 +5390,52 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_large_files=1; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   ac_cv_sys_large_files=unknown
   break
 done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5
-$as_echo "$ac_cv_sys_large_files" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5
+printf "%s\n" "$ac_cv_sys_large_files" >&6; }
 case $ac_cv_sys_large_files in #(
   no | unknown) ;;
   *)
-cat >>confdefs.h <<_ACEOF
-#define _LARGE_FILES $ac_cv_sys_large_files
-_ACEOF
+printf "%s\n" "#define _LARGE_FILES $ac_cv_sys_large_files" >>confdefs.h
 ;;
 esac
 rm -rf conftest*
   fi
-
-
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGEFILE_SOURCE value needed for large files" >&5
-$as_echo_n "checking for _LARGEFILE_SOURCE value needed for large files... " >&6; }
-if ${ac_cv_sys_largefile_source+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGEFILE_SOURCE value needed for large files" >&5
+printf %s "checking for _LARGEFILE_SOURCE value needed for large files... " >&6; }
+if test ${ac_cv_sys_largefile_source+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   while :; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h> /* for off_t */
      #include <stdio.h>
 int
-main ()
+main (void)
 {
 int (*fp) (FILE *, off_t, int) = fseeko;
      return fseeko (stdin, 0, 0) && fp (stdin, 0, 0);
@@ -4786,10 +5443,11 @@ int (*fp) (FILE *, off_t, int) = fseeko;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_sys_largefile_source=no; break
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -4797,7 +5455,7 @@ rm -f core conftest.err conftest.$ac_objext \
 #include <sys/types.h> /* for off_t */
      #include <stdio.h>
 int
-main ()
+main (void)
 {
 int (*fp) (FILE *, off_t, int) = fseeko;
      return fseeko (stdin, 0, 0) && fp (stdin, 0, 0);
@@ -4805,23 +5463,22 @@ int (*fp) (FILE *, off_t, int) = fseeko;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_sys_largefile_source=1; break
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
   ac_cv_sys_largefile_source=unknown
   break
 done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_source" >&5
-$as_echo "$ac_cv_sys_largefile_source" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_source" >&5
+printf "%s\n" "$ac_cv_sys_largefile_source" >&6; }
 case $ac_cv_sys_largefile_source in #(
   no | unknown) ;;
   *)
-cat >>confdefs.h <<_ACEOF
-#define _LARGEFILE_SOURCE $ac_cv_sys_largefile_source
-_ACEOF
+printf "%s\n" "#define _LARGEFILE_SOURCE $ac_cv_sys_largefile_source" >>confdefs.h
 ;;
 esac
 rm -rf conftest*
@@ -4831,454 +5488,76 @@ rm -rf conftest*
 # If you want fseeko and ftello with glibc, upgrade to a fixed glibc.
 if test $ac_cv_sys_largefile_source != unknown; then
 
-$as_echo "#define HAVE_FSEEKO 1" >>confdefs.h
+printf "%s\n" "#define HAVE_FSEEKO 1" >>confdefs.h
 
 fi
 
 
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
-$as_echo_n "checking how to run the C preprocessor... " >&6; }
-# On Suns, sometimes $CPP names a directory.
-if test -n "$CPP" && test -d "$CPP"; then
-  CPP=
-fi
-if test -z "$CPP"; then
-  if ${ac_cv_prog_CPP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-      # Double quotes because CPP needs to be expanded
-    for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
-    do
-      ac_preproc_ok=false
-for ac_c_preproc_warn_flag in '' yes
+ac_header= ac_cache=
+for ac_item in $ac_header_c_list
 do
-  # Use a header file that comes with gcc, so configuring glibc
-  # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
-  # On the NeXT, cc -E runs the code through the compiler's parser,
-  # not just through cpp. "Syntax error" is here to catch this case.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-		     Syntax error
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-
-else
-  # Broken: fails on valid input.
-continue
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-  # OK, works on sane cases.  Now check whether nonexistent headers
-  # can be detected and how.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <ac_nonexistent.h>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-  # Broken: success on invalid input.
-continue
-else
-  # Passes both tests.
-ac_preproc_ok=:
-break
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
-  break
-fi
-
-    done
-    ac_cv_prog_CPP=$CPP
-
-fi
-  CPP=$ac_cv_prog_CPP
-else
-  ac_cv_prog_CPP=$CPP
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
-$as_echo "$CPP" >&6; }
-ac_preproc_ok=false
-for ac_c_preproc_warn_flag in '' yes
-do
-  # Use a header file that comes with gcc, so configuring glibc
-  # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
-  # On the NeXT, cc -E runs the code through the compiler's parser,
-  # not just through cpp. "Syntax error" is here to catch this case.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-		     Syntax error
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-
-else
-  # Broken: fails on valid input.
-continue
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-  # OK, works on sane cases.  Now check whether nonexistent headers
-  # can be detected and how.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <ac_nonexistent.h>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-  # Broken: success on invalid input.
-continue
-else
-  # Passes both tests.
-ac_preproc_ok=:
-break
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
-
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5; }
-fi
-
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
-$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if ${ac_cv_path_GREP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -z "$GREP"; then
-  ac_path_GREP_found=false
-  # Loop through the user's path and test for each of PROGNAME-LIST
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in grep ggrep; do
-    for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_GREP" || continue
-# Check for GNU ac_path_GREP and select it if it is found.
-  # Check for GNU $ac_path_GREP
-case `"$ac_path_GREP" --version 2>&1` in
-*GNU*)
-  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
-*)
-  ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
-  while :
-  do
-    cat "conftest.in" "conftest.in" >"conftest.tmp"
-    mv "conftest.tmp" "conftest.in"
-    cp "conftest.in" "conftest.nl"
-    $as_echo 'GREP' >> "conftest.nl"
-    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
-    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
-    as_fn_arith $ac_count + 1 && ac_count=$as_val
-    if test $ac_count -gt ${ac_path_GREP_max-0}; then
-      # Best one so far, save it but keep looking for a better one
-      ac_cv_path_GREP="$ac_path_GREP"
-      ac_path_GREP_max=$ac_count
+  if test $ac_cache; then
+    ac_fn_c_check_header_compile "$LINENO" $ac_header ac_cv_header_$ac_cache "$ac_includes_default"
+    if eval test \"x\$ac_cv_header_$ac_cache\" = xyes; then
+      printf "%s\n" "#define $ac_item 1" >> confdefs.h
     fi
-    # 10*(2^10) chars as input seems more than enough
-    test $ac_count -gt 10 && break
-  done
-  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
-esac
-
-      $ac_path_GREP_found && break 3
-    done
-  done
-  done
-IFS=$as_save_IFS
-  if test -z "$ac_cv_path_GREP"; then
-    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+    ac_header= ac_cache=
+  elif test $ac_header; then
+    ac_cache=$ac_item
+  else
+    ac_header=$ac_item
   fi
-else
-  ac_cv_path_GREP=$GREP
-fi
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
-$as_echo "$ac_cv_path_GREP" >&6; }
- GREP="$ac_cv_path_GREP"
-
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
-$as_echo_n "checking for egrep... " >&6; }
-if ${ac_cv_path_EGREP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
-   then ac_cv_path_EGREP="$GREP -E"
-   else
-     if test -z "$EGREP"; then
-  ac_path_EGREP_found=false
-  # Loop through the user's path and test for each of PROGNAME-LIST
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in egrep; do
-    for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_EGREP" || continue
-# Check for GNU ac_path_EGREP and select it if it is found.
-  # Check for GNU $ac_path_EGREP
-case `"$ac_path_EGREP" --version 2>&1` in
-*GNU*)
-  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
-*)
-  ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
-  while :
-  do
-    cat "conftest.in" "conftest.in" >"conftest.tmp"
-    mv "conftest.tmp" "conftest.in"
-    cp "conftest.in" "conftest.nl"
-    $as_echo 'EGREP' >> "conftest.nl"
-    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
-    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
-    as_fn_arith $ac_count + 1 && ac_count=$as_val
-    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
-      # Best one so far, save it but keep looking for a better one
-      ac_cv_path_EGREP="$ac_path_EGREP"
-      ac_path_EGREP_max=$ac_count
-    fi
-    # 10*(2^10) chars as input seems more than enough
-    test $ac_count -gt 10 && break
-  done
-  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
-esac
-
-      $ac_path_EGREP_found && break 3
-    done
-  done
-  done
-IFS=$as_save_IFS
-  if test -z "$ac_cv_path_EGREP"; then
-    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
-  fi
-else
-  ac_cv_path_EGREP=$EGREP
-fi
-
-   fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
-$as_echo "$ac_cv_path_EGREP" >&6; }
- EGREP="$ac_cv_path_EGREP"
-
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
-$as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_header_stdc=yes
-else
-  ac_cv_header_stdc=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
-if test $ac_cv_header_stdc = yes; then
-  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <string.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "memchr" >/dev/null 2>&1; then :
-
-else
-  ac_cv_header_stdc=no
-fi
-rm -f conftest*
-
-fi
-
-if test $ac_cv_header_stdc = yes; then
-  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "free" >/dev/null 2>&1; then :
-
-else
-  ac_cv_header_stdc=no
-fi
-rm -f conftest*
-
-fi
-
-if test $ac_cv_header_stdc = yes; then
-  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then :
-  :
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <ctype.h>
-#include <stdlib.h>
-#if ((' ' & 0x0FF) == 0x020)
-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
-#else
-# define ISLOWER(c) \
-		   (('a' <= (c) && (c) <= 'i') \
-		     || ('j' <= (c) && (c) <= 'r') \
-		     || ('s' <= (c) && (c) <= 'z'))
-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
-#endif
-
-#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
-int
-main ()
-{
-  int i;
-  for (i = 0; i < 256; i++)
-    if (XOR (islower (i), ISLOWER (i))
-	|| toupper (i) != TOUPPER (i))
-      return 2;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
-
-else
-  ac_cv_header_stdc=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
-$as_echo "$ac_cv_header_stdc" >&6; }
-if test $ac_cv_header_stdc = yes; then
-
-$as_echo "#define STDC_HEADERS 1" >>confdefs.h
-
-fi
-
-# On IRIX 5.3, sys/types and inttypes.h are conflicting.
-for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
-		  inttypes.h stdint.h unistd.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
-"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
-
-fi
-
 done
 
 
-for ac_header in sys/ioccom.h sys/sockio.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+
+
+
+
+
+
+if test $ac_cv_header_stdlib_h = yes && test $ac_cv_header_string_h = yes
+then :
+
+printf "%s\n" "#define STDC_HEADERS 1" >>confdefs.h
+
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/ioccom.h" "ac_cv_header_sys_ioccom_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_ioccom_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_IOCCOM_H 1" >>confdefs.h
+
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/sockio.h" "ac_cv_header_sys_sockio_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_sockio_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_SOCKIO_H 1" >>confdefs.h
 
 fi
 
-done
-
-for ac_header in netpacket/packet.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "netpacket/packet.h" "ac_cv_header_netpacket_packet_h" "$ac_includes_default"
-if test "x$ac_cv_header_netpacket_packet_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NETPACKET_PACKET_H 1
-_ACEOF
+ac_fn_c_check_header_compile "$LINENO" "netpacket/packet.h" "ac_cv_header_netpacket_packet_h" "$ac_includes_default"
+if test "x$ac_cv_header_netpacket_packet_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NETPACKET_PACKET_H 1" >>confdefs.h
 
 fi
 
-done
-
-for ac_header in net/pfvar.h
-do :
-  ac_fn_c_check_header_compile "$LINENO" "net/pfvar.h" "ac_cv_header_net_pfvar_h" "#include <sys/types.h>
+ac_fn_c_check_header_compile "$LINENO" "net/pfvar.h" "ac_cv_header_net_pfvar_h" "#include <sys/types.h>
 #include <sys/socket.h>
 #include <net/if.h>
 "
-if test "x$ac_cv_header_net_pfvar_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NET_PFVAR_H 1
-_ACEOF
+if test "x$ac_cv_header_net_pfvar_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_PFVAR_H 1" >>confdefs.h
 
 fi
 
-done
-
 if test "$ac_cv_header_net_pfvar_h" = yes; then
 	#
 	# Check for various PF actions.
 	#
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether net/pfvar.h defines PF_NAT through PF_NORDR" >&5
-$as_echo_n "checking whether net/pfvar.h defines PF_NAT through PF_NORDR... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether net/pfvar.h defines PF_NAT through PF_NORDR" >&5
+printf %s "checking whether net/pfvar.h defines PF_NAT through PF_NORDR... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
@@ -5286,26 +5565,27 @@ $as_echo_n "checking whether net/pfvar.h defines PF_NAT through PF_NORDR... " >&
 	    #include <net/if.h>
 	    #include <net/pfvar.h>
 int
-main ()
+main (void)
 {
 return PF_NAT+PF_NONAT+PF_BINAT+PF_NOBINAT+PF_RDR+PF_NORDR;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define HAVE_PF_NAT_THROUGH_PF_NORDR 1" >>confdefs.h
+printf "%s\n" "#define HAVE_PF_NAT_THROUGH_PF_NORDR 1" >>confdefs.h
 
 
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
 case "$host_os" in
@@ -5318,11 +5598,12 @@ haiku*)
 esac
 
 if test "$GCC" = yes ; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI ioctl definitions" >&5
-$as_echo_n "checking for ANSI ioctl definitions... " >&6; }
-	    if ${ac_cv_lbl_gcc_fixincludes+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ANSI ioctl definitions" >&5
+printf %s "checking for ANSI ioctl definitions... " >&6; }
+	    if test ${ac_cv_lbl_gcc_fixincludes+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /*
@@ -5336,7 +5617,7 @@ else
 #		include <sys/ioccom.h>
 #		endif
 int
-main ()
+main (void)
 {
 switch (0) {
 		    case _IO('A', 1):;
@@ -5346,16 +5627,17 @@ switch (0) {
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_lbl_gcc_fixincludes=yes
-else
+else $as_nop
   ac_cv_lbl_gcc_fixincludes=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_gcc_fixincludes" >&5
-$as_echo "$ac_cv_lbl_gcc_fixincludes" >&6; }
+	    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_gcc_fixincludes" >&5
+printf "%s\n" "$ac_cv_lbl_gcc_fixincludes" >&6; }
 	    if test $ac_cv_lbl_gcc_fixincludes = no ; then
 		    # Don't cache failure
 		    unset ac_cv_lbl_gcc_fixincludes
@@ -5363,26 +5645,23 @@ $as_echo "$ac_cv_lbl_gcc_fixincludes" >&6; }
 	    fi
     fi
 
-for ac_func in strerror
-do :
-  ac_fn_c_check_func "$LINENO" "strerror" "ac_cv_func_strerror"
-if test "x$ac_cv_func_strerror" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_STRERROR 1
-_ACEOF
+ac_fn_c_check_func "$LINENO" "strerror" "ac_cv_func_strerror"
+if test "x$ac_cv_func_strerror" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRERROR 1" >>confdefs.h
 
 fi
-done
 
 ac_fn_c_check_func "$LINENO" "strerror_r" "ac_cv_func_strerror_r"
-if test "x$ac_cv_func_strerror_r" = xyes; then :
+if test "x$ac_cv_func_strerror_r" = xyes
+then :
 
 	#
 	# We have strerror_r; if we define _GNU_SOURCE, is it a
 	# POSIX-compliant strerror_r() or a GNU strerror_r()?
 	#
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether strerror_r is GNU-style" >&5
-$as_echo_n "checking whether strerror_r is GNU-style... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether strerror_r is GNU-style" >&5
+printf %s "checking whether strerror_r is GNU-style... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -5400,41 +5679,38 @@ main(void)
 
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 	        # GNU-style
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define HAVE_GNU_STRERROR_R /**/" >>confdefs.h
+printf "%s\n" "#define HAVE_GNU_STRERROR_R /**/" >>confdefs.h
 
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-$as_echo "#define HAVE_POSIX_STRERROR_R /**/" >>confdefs.h
+printf "%s\n" "#define HAVE_POSIX_STRERROR_R /**/" >>confdefs.h
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
-else
+else $as_nop
 
 	#
 	# We don't have strerror_r; do we have _wcserror_s?
 	#
-	for ac_func in _wcserror_s
-do :
-  ac_fn_c_check_func "$LINENO" "_wcserror_s" "ac_cv_func__wcserror_s"
-if test "x$ac_cv_func__wcserror_s" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE__WCSERROR_S 1
-_ACEOF
+	ac_fn_c_check_func "$LINENO" "_wcserror_s" "ac_cv_func__wcserror_s"
+if test "x$ac_cv_func__wcserror_s" = xyes
+then :
+  printf "%s\n" "#define HAVE__WCSERROR_S 1" >>confdefs.h
 
 fi
-done
 
 
 fi
@@ -5443,51 +5719,51 @@ fi
 #
 # Thanks, IBM, for not providing vsyslog() in AIX!
 #
-for ac_func in vsyslog
-do :
-  ac_fn_c_check_func "$LINENO" "vsyslog" "ac_cv_func_vsyslog"
-if test "x$ac_cv_func_vsyslog" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_VSYSLOG 1
-_ACEOF
+ac_fn_c_check_func "$LINENO" "vsyslog" "ac_cv_func_vsyslog"
+if test "x$ac_cv_func_vsyslog" = xyes
+then :
+  printf "%s\n" "#define HAVE_VSYSLOG 1" >>confdefs.h
 
 fi
-done
 
 
 #
 # Make sure we have vsnprintf() and snprintf(); we require them.
 #
 ac_fn_c_check_func "$LINENO" "vsnprintf" "ac_cv_func_vsnprintf"
-if test "x$ac_cv_func_vsnprintf" = xyes; then :
+if test "x$ac_cv_func_vsnprintf" = xyes
+then :
 
-else
+else $as_nop
   as_fn_error $? "vsnprintf() is required but wasn't found" "$LINENO" 5
 fi
 
 ac_fn_c_check_func "$LINENO" "snprintf" "ac_cv_func_snprintf"
-if test "x$ac_cv_func_snprintf" = xyes; then :
+if test "x$ac_cv_func_snprintf" = xyes
+then :
 
-else
+else $as_nop
   as_fn_error $? "snprintf() is required but wasn't found" "$LINENO" 5
 fi
 
 
 needasprintf=no
-for ac_func in vasprintf asprintf
+
+  for ac_func in vasprintf asprintf
 do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+  as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+if eval test \"x\$"$as_ac_var"\" = x"yes"
+then :
   cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+#define `printf "%s\n" "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
 
-else
+else $as_nop
   needasprintf=yes
 fi
-done
 
+done
 if test $needasprintf = yes; then
 	case " $LIBOBJS " in
   *" asprintf.$ac_objext "* ) ;;
@@ -5498,19 +5774,19 @@ esac
 fi
 
 needstrlcat=no
-for ac_func in strlcat
+
+  for ac_func in strlcat
 do :
   ac_fn_c_check_func "$LINENO" "strlcat" "ac_cv_func_strlcat"
-if test "x$ac_cv_func_strlcat" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_STRLCAT 1
-_ACEOF
+if test "x$ac_cv_func_strlcat" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRLCAT 1" >>confdefs.h
 
-else
+else $as_nop
   needstrlcat=yes
 fi
-done
 
+done
 if test $needstrlcat = yes; then
 	case " $LIBOBJS " in
   *" strlcat.$ac_objext "* ) ;;
@@ -5521,19 +5797,19 @@ esac
 fi
 
 needstrlcpy=no
-for ac_func in strlcpy
+
+  for ac_func in strlcpy
 do :
   ac_fn_c_check_func "$LINENO" "strlcpy" "ac_cv_func_strlcpy"
-if test "x$ac_cv_func_strlcpy" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_STRLCPY 1
-_ACEOF
+if test "x$ac_cv_func_strlcpy" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRLCPY 1" >>confdefs.h
 
-else
+else $as_nop
   needstrlcpy=yes
 fi
-done
 
+done
 if test $needstrlcpy = yes; then
 	case " $LIBOBJS " in
   *" strlcpy.$ac_objext "* ) ;;
@@ -5544,19 +5820,19 @@ esac
 fi
 
 needstrtok_r=no
-for ac_func in strtok_r
+
+  for ac_func in strtok_r
 do :
   ac_fn_c_check_func "$LINENO" "strtok_r" "ac_cv_func_strtok_r"
-if test "x$ac_cv_func_strtok_r" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_STRTOK_R 1
-_ACEOF
+if test "x$ac_cv_func_strtok_r" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRTOK_R 1" >>confdefs.h
 
-else
+else $as_nop
   needstrtok_r=yes
 fi
-done
 
+done
 if test $needstrtok_r = yes; then
 	case " $LIBOBJS " in
   *" strtok_r.$ac_objext "* ) ;;
@@ -5569,16 +5845,12 @@ fi
 #
 # Do we have ffs(), and is it declared in <strings.h>?
 #
-for ac_func in ffs
-do :
-  ac_fn_c_check_func "$LINENO" "ffs" "ac_cv_func_ffs"
-if test "x$ac_cv_func_ffs" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_FFS 1
-_ACEOF
+ac_fn_c_check_func "$LINENO" "ffs" "ac_cv_func_ffs"
+if test "x$ac_cv_func_ffs" = xyes
+then :
+  printf "%s\n" "#define HAVE_FFS 1" >>confdefs.h
 
 fi
-done
 
 if test "$ac_cv_func_ffs" = yes; then
 	#
@@ -5587,18 +5859,98 @@ if test "$ac_cv_func_ffs" = yes; then
 	# This test fails if we don't have <strings.h> or if we do
 	# but it doesn't declare ffs().
 	#
-	ac_fn_c_check_decl "$LINENO" "ffs" "ac_cv_have_decl_ffs" "
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC options needed to detect all undeclared functions" >&5
+printf %s "checking for $CC options needed to detect all undeclared functions... " >&6; }
+if test ${ac_cv_c_undeclared_builtin_options+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_save_CFLAGS=$CFLAGS
+   ac_cv_c_undeclared_builtin_options='cannot detect'
+   for ac_arg in '' -fno-builtin; do
+     CFLAGS="$ac_save_CFLAGS $ac_arg"
+     # This test program should *not* compile successfully.
+     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main (void)
+{
+(void) strchr;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+
+else $as_nop
+  # This test program should compile successfully.
+        # No library function is consistently available on
+        # freestanding implementations, so test against a dummy
+        # declaration.  Include always-available headers on the
+        # off chance that they somehow elicit warnings.
+        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <float.h>
+#include <limits.h>
+#include <stdarg.h>
+#include <stddef.h>
+extern void ac_decl (int, char *);
+
+int
+main (void)
+{
+(void) ac_decl (0, (char *) 0);
+  (void) ac_decl;
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  if test x"$ac_arg" = x
+then :
+  ac_cv_c_undeclared_builtin_options='none needed'
+else $as_nop
+  ac_cv_c_undeclared_builtin_options=$ac_arg
+fi
+          break
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    done
+    CFLAGS=$ac_save_CFLAGS
+
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_undeclared_builtin_options" >&5
+printf "%s\n" "$ac_cv_c_undeclared_builtin_options" >&6; }
+  case $ac_cv_c_undeclared_builtin_options in #(
+  'cannot detect') :
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot make $CC report undeclared builtins
+See \`config.log' for more details" "$LINENO" 5; } ;; #(
+  'none needed') :
+    ac_c_undeclared_builtin_options='' ;; #(
+  *) :
+    ac_c_undeclared_builtin_options=$ac_cv_c_undeclared_builtin_options ;;
+esac
+
+ac_fn_check_decl "$LINENO" "ffs" "ac_cv_have_decl_ffs" "
 #include <strings.h>
 
-"
-if test "x$ac_cv_have_decl_ffs" = xyes; then :
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_ffs" = xyes
+then :
 
 
-$as_echo "#define STRINGS_H_DECLARES_FFS /**/" >>confdefs.h
+printf "%s\n" "#define STRINGS_H_DECLARES_FFS /**/" >>confdefs.h
 
 
 fi
-
 fi
 
 #
@@ -5611,19 +5963,21 @@ fi
     # libraries (i.e. libc).  Check there first.
     #
     ac_fn_c_check_func "$LINENO" "getaddrinfo" "ac_cv_func_getaddrinfo"
-if test "x$ac_cv_func_getaddrinfo" = xyes; then :
+if test "x$ac_cv_func_getaddrinfo" = xyes
+then :
 
-else
+else $as_nop
 
 	#
 	# Not found in the standard system libraries.
 	# Try libsocket, which requires libnsl.
 	#
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lsocket" >&5
-$as_echo_n "checking for getaddrinfo in -lsocket... " >&6; }
-if ${ac_cv_lib_socket_getaddrinfo+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lsocket" >&5
+printf %s "checking for getaddrinfo in -lsocket... " >&6; }
+if test ${ac_cv_lib_socket_getaddrinfo+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsocket -lnsl $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5632,43 +5986,43 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char getaddrinfo ();
 int
-main ()
+main (void)
 {
 return getaddrinfo ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_socket_getaddrinfo=yes
-else
+else $as_nop
   ac_cv_lib_socket_getaddrinfo=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_getaddrinfo" >&5
-$as_echo "$ac_cv_lib_socket_getaddrinfo" >&6; }
-if test "x$ac_cv_lib_socket_getaddrinfo" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_getaddrinfo" >&5
+printf "%s\n" "$ac_cv_lib_socket_getaddrinfo" >&6; }
+if test "x$ac_cv_lib_socket_getaddrinfo" = xyes
+then :
 
 	    #
 	    # OK, we found it in libsocket.
 	    #
 	    LIBS="-lsocket -lnsl $LIBS"
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lnetwork" >&5
-$as_echo_n "checking for getaddrinfo in -lnetwork... " >&6; }
-if ${ac_cv_lib_network_getaddrinfo+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lnetwork" >&5
+printf %s "checking for getaddrinfo in -lnetwork... " >&6; }
+if test ${ac_cv_lib_network_getaddrinfo+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnetwork  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5677,37 +6031,36 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char getaddrinfo ();
 int
-main ()
+main (void)
 {
 return getaddrinfo ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_network_getaddrinfo=yes
-else
+else $as_nop
   ac_cv_lib_network_getaddrinfo=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_network_getaddrinfo" >&5
-$as_echo "$ac_cv_lib_network_getaddrinfo" >&6; }
-if test "x$ac_cv_lib_network_getaddrinfo" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_network_getaddrinfo" >&5
+printf "%s\n" "$ac_cv_lib_network_getaddrinfo" >&6; }
+if test "x$ac_cv_lib_network_getaddrinfo" = xyes
+then :
 
 		    #
 		    # OK, we found it in libnetwork on Haiku.
 		    #
 		    LIBS="-lnetwork $LIBS"
 
-else
+else $as_nop
 
 		    #
 		    # We didn't find it.
@@ -5724,11 +6077,12 @@ fi
 	# OK, do we have recvmsg() in libxnet?
 	# We also link with libsocket and libnsl.
 	#
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for recvmsg in -lxnet" >&5
-$as_echo_n "checking for recvmsg in -lxnet... " >&6; }
-if ${ac_cv_lib_xnet_recvmsg+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for recvmsg in -lxnet" >&5
+printf %s "checking for recvmsg in -lxnet... " >&6; }
+if test ${ac_cv_lib_xnet_recvmsg+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lxnet -lsocket -lnsl $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5737,30 +6091,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char recvmsg ();
 int
-main ()
+main (void)
 {
 return recvmsg ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_xnet_recvmsg=yes
-else
+else $as_nop
   ac_cv_lib_xnet_recvmsg=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_xnet_recvmsg" >&5
-$as_echo "$ac_cv_lib_xnet_recvmsg" >&6; }
-if test "x$ac_cv_lib_xnet_recvmsg" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_xnet_recvmsg" >&5
+printf "%s\n" "$ac_cv_lib_xnet_recvmsg" >&6; }
+if test "x$ac_cv_lib_xnet_recvmsg" = xyes
+then :
 
 	    #
 	    # Yes - link with it as well.
@@ -5773,11 +6126,12 @@ fi
 fi
 
     # DLPI needs putmsg under HPUX so test for -lstr while we're at it
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing putmsg" >&5
-$as_echo_n "checking for library containing putmsg... " >&6; }
-if ${ac_cv_search_putmsg+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing putmsg" >&5
+printf %s "checking for library containing putmsg... " >&6; }
+if test ${ac_cv_search_putmsg+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_func_search_save_LIBS=$LIBS
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -5785,46 +6139,48 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char putmsg ();
 int
-main ()
+main (void)
 {
 return putmsg ();
   ;
   return 0;
 }
 _ACEOF
-for ac_lib in '' str; do
+for ac_lib in '' str
+do
   if test -z "$ac_lib"; then
     ac_res="none required"
   else
     ac_res=-l$ac_lib
     LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
   fi
-  if ac_fn_c_try_link "$LINENO"; then :
+  if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_search_putmsg=$ac_res
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext
-  if ${ac_cv_search_putmsg+:} false; then :
+  if test ${ac_cv_search_putmsg+y}
+then :
   break
 fi
 done
-if ${ac_cv_search_putmsg+:} false; then :
+if test ${ac_cv_search_putmsg+y}
+then :
 
-else
+else $as_nop
   ac_cv_search_putmsg=no
 fi
 rm conftest.$ac_ext
 LIBS=$ac_func_search_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_putmsg" >&5
-$as_echo "$ac_cv_search_putmsg" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_putmsg" >&5
+printf "%s\n" "$ac_cv_search_putmsg" >&6; }
 ac_res=$ac_cv_search_putmsg
-if test "$ac_res" != no; then :
+if test "$ac_res" != no
+then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
 fi
@@ -5844,17 +6200,18 @@ fi
 # if there's a declaration, it has a prototype, so that the API
 # can be checked.)
 #
-ac_fn_c_check_decl "$LINENO" "getnetbyname_r" "ac_cv_have_decl_getnetbyname_r" "#include <netdb.h>
-"
-if test "x$ac_cv_have_decl_getnetbyname_r" = xyes; then :
+ac_fn_check_decl "$LINENO" "getnetbyname_r" "ac_cv_have_decl_getnetbyname_r" "#include <netdb.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_getnetbyname_r" = xyes
+then :
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the Linux getnetbyname_r()" >&5
-$as_echo_n "checking for the Linux getnetbyname_r()... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for the Linux getnetbyname_r()" >&5
+printf %s "checking for the Linux getnetbyname_r()... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main ()
+main (void)
 {
 
 		struct netent netent_buf;
@@ -5868,26 +6225,27 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define HAVE_LINUX_GETNETBYNAME_R 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LINUX_GETNETBYNAME_R 1" >>confdefs.h
 
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Solaris/IRIX getnetbyname_r()" >&5
-$as_echo_n "checking for Solaris/IRIX getnetbyname_r()... " >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Solaris/IRIX getnetbyname_r()" >&5
+printf %s "checking for Solaris/IRIX getnetbyname_r()... " >&6; }
 		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main ()
+main (void)
 {
 
 			struct netent netent_buf;
@@ -5899,26 +6257,27 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define HAVE_SOLARIS_IRIX_GETNETBYNAME_R 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SOLARIS_IRIX_GETNETBYNAME_R 1" >>confdefs.h
 
 
-else
+else $as_nop
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AIX getnetbyname_r()" >&5
-$as_echo_n "checking for AIX getnetbyname_r()... " >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for AIX getnetbyname_r()" >&5
+printf %s "checking for AIX getnetbyname_r()... " >&6; }
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main ()
+main (void)
 {
 
 				struct netent netent_buf;
@@ -5930,34 +6289,34 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define HAVE_AIX_GETNETBYNAME_R 1" >>confdefs.h
+printf "%s\n" "#define HAVE_AIX_GETNETBYNAME_R 1" >>confdefs.h
 
 
-else
+else $as_nop
 
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
 
-
 #
 # Check for reentrant versions of getprotobyname_r(), as provided by
 # Linux (glibc), Solaris/IRIX, and AIX (with three different APIs!).
@@ -5971,17 +6330,18 @@ fi
 # if there's a declaration, it has a prototype, so that the API
 # can be checked.)
 #
-ac_fn_c_check_decl "$LINENO" "getprotobyname_r" "ac_cv_have_decl_getprotobyname_r" "#include <netdb.h>
-"
-if test "x$ac_cv_have_decl_getprotobyname_r" = xyes; then :
+ac_fn_check_decl "$LINENO" "getprotobyname_r" "ac_cv_have_decl_getprotobyname_r" "#include <netdb.h>
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_getprotobyname_r" = xyes
+then :
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the Linux getprotobyname_r()" >&5
-$as_echo_n "checking for the Linux getprotobyname_r()... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for the Linux getprotobyname_r()" >&5
+printf %s "checking for the Linux getprotobyname_r()... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main ()
+main (void)
 {
 
 		struct protoent protoent_buf;
@@ -5994,26 +6354,27 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define HAVE_LINUX_GETPROTOBYNAME_R 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LINUX_GETPROTOBYNAME_R 1" >>confdefs.h
 
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Solaris/IRIX getprotobyname_r()" >&5
-$as_echo_n "checking for Solaris/IRIX getprotobyname_r()... " >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Solaris/IRIX getprotobyname_r()" >&5
+printf %s "checking for Solaris/IRIX getprotobyname_r()... " >&6; }
 		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main ()
+main (void)
 {
 
 			struct protoent protoent_buf;
@@ -6025,26 +6386,27 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define HAVE_SOLARIS_IRIX_GETPROTOBYNAME_R 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SOLARIS_IRIX_GETPROTOBYNAME_R 1" >>confdefs.h
 
 
-else
+else $as_nop
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AIX getprotobyname_r()" >&5
-$as_echo_n "checking for AIX getprotobyname_r()... " >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for AIX getprotobyname_r()" >&5
+printf %s "checking for AIX getprotobyname_r()... " >&6; }
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main ()
+main (void)
 {
 
 				struct protoent protoent_buf;
@@ -6056,34 +6418,34 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define HAVE_AIX_GETPROTOBYNAME_R 1" >>confdefs.h
+printf "%s\n" "#define HAVE_AIX_GETPROTOBYNAME_R 1" >>confdefs.h
 
 
-else
+else $as_nop
 
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
 
-
 #
 # You are in a twisty little maze of UN*Xes, all different.
 # Some might not have ether_hostton().
@@ -6096,16 +6458,12 @@ fi
 #
 # Before you is a C compiler.
 #
-for ac_func in ether_hostton
-do :
-  ac_fn_c_check_func "$LINENO" "ether_hostton" "ac_cv_func_ether_hostton"
-if test "x$ac_cv_func_ether_hostton" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_ETHER_HOSTTON 1
-_ACEOF
+ac_fn_c_check_func "$LINENO" "ether_hostton" "ac_cv_func_ether_hostton"
+if test "x$ac_cv_func_ether_hostton" = xyes
+then :
+  printf "%s\n" "#define HAVE_ETHER_HOSTTON 1" >>confdefs.h
 
 fi
-done
 
 if test "$ac_cv_func_ether_hostton" = yes; then
 	#
@@ -6114,18 +6472,18 @@ if test "$ac_cv_func_ether_hostton" = yes; then
 	# This test fails if we don't have <net/ethernet.h> or if we do
 	# but it doesn't declare ether_hostton().
 	#
-	ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+	ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <net/ethernet.h>
 
-"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes; then :
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_ether_hostton" = xyes
+then :
 
 
-$as_echo "#define NET_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+printf "%s\n" "#define NET_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
-
 	#
 	# Did that succeed?
 	#
@@ -6141,18 +6499,18 @@ fi
 		# suppress the next test.
 		#
 		unset ac_cv_have_decl_ether_hostton
-		ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+		ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <netinet/ether.h>
 
-"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes; then :
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_ether_hostton" = xyes
+then :
 
 
-$as_echo "#define NETINET_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+printf "%s\n" "#define NETINET_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
-
 	fi
 	#
 	# Did that succeed?
@@ -6170,18 +6528,18 @@ fi
 		# suppress the next test.
 		#
 		unset ac_cv_have_decl_ether_hostton
-		ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+		ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <sys/ethernet.h>
 
-"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes; then :
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_ether_hostton" = xyes
+then :
 
 
-$as_echo "#define SYS_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+printf "%s\n" "#define SYS_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
-
 	fi
 	#
 	# Did that succeed?
@@ -6201,18 +6559,18 @@ fi
 		# suppress the next test.
 		#
 		unset ac_cv_have_decl_ether_hostton
-		ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+		ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <arpa/inet.h>
 
-"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes; then :
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_ether_hostton" = xyes
+then :
 
 
-$as_echo "#define ARPA_INET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+printf "%s\n" "#define ARPA_INET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
-
 	fi
 	#
 	# Did that succeed?
@@ -6233,22 +6591,22 @@ fi
 		# suppress the next test.
 		#
 		unset ac_cv_have_decl_ether_hostton
-		ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+		ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <net/if.h>
 #include <netinet/in.h>
 #include <netinet/if_ether.h>
 
-"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes; then :
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_ether_hostton" = xyes
+then :
 
 
-$as_echo "#define NETINET_IF_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+printf "%s\n" "#define NETINET_IF_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
-
 	fi
 	#
 	# After all that, is ether_hostton() declared?
@@ -6258,7 +6616,7 @@ fi
 		# Yes.
 		#
 
-$as_echo "#define HAVE_DECL_ETHER_HOSTTON 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DECL_ETHER_HOSTTON 1" >>confdefs.h
 
         else
 		#
@@ -6274,11 +6632,10 @@ $as_echo "#define HAVE_DECL_ETHER_HOSTTON 1" >>confdefs.h
 			#include <netinet/if_ether.h>
 
 "
-if test "x$ac_cv_type_struct_ether_addr" = xyes; then :
+if test "x$ac_cv_type_struct_ether_addr" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_ETHER_ADDR 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_ETHER_ADDR 1" >>confdefs.h
 
 
 fi
@@ -6289,31 +6646,34 @@ fi
 #
 # For various things that might use pthreads.
 #
-ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
-if test "x$ac_cv_header_pthread_h" = xyes; then :
+ac_fn_c_check_header_compile "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
+if test "x$ac_cv_header_pthread_h" = xyes
+then :
 
 	#
 	# OK, we have pthread.h.  Do we have pthread_create in the
 	# system libraries?
 	#
 	ac_fn_c_check_func "$LINENO" "pthread_create" "ac_cv_func_pthread_create"
-if test "x$ac_cv_func_pthread_create" = xyes; then :
+if test "x$ac_cv_func_pthread_create" = xyes
+then :
 
 		#
 		# Yes.
 		#
 		ac_lbl_have_pthreads="found"
 
-else
+else $as_nop
 
 		#
 		# No - do we have it in -lpthreads?
 		#
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthreads" >&5
-$as_echo_n "checking for pthread_create in -lpthreads... " >&6; }
-if ${ac_cv_lib_pthreads_pthread_create+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthreads" >&5
+printf %s "checking for pthread_create in -lpthreads... " >&6; }
+if test ${ac_cv_lib_pthreads_pthread_create+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthreads  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6322,30 +6682,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char pthread_create ();
 int
-main ()
+main (void)
 {
 return pthread_create ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_pthreads_pthread_create=yes
-else
+else $as_nop
   ac_cv_lib_pthreads_pthread_create=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthreads_pthread_create" >&5
-$as_echo "$ac_cv_lib_pthreads_pthread_create" >&6; }
-if test "x$ac_cv_lib_pthreads_pthread_create" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthreads_pthread_create" >&5
+printf "%s\n" "$ac_cv_lib_pthreads_pthread_create" >&6; }
+if test "x$ac_cv_lib_pthreads_pthread_create" = xyes
+then :
 
 			#
 			# Yes - add -lpthreads.
@@ -6353,16 +6712,17 @@ if test "x$ac_cv_lib_pthreads_pthread_create" = xyes; then :
 			ac_lbl_have_pthreads="found"
 			PTHREAD_LIBS="$PTHREAD_LIBS -lpthreads"
 
-else
+else $as_nop
 
 			#
 			# No - do we have it in -lpthread?
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthread" >&5
-$as_echo_n "checking for pthread_create in -lpthread... " >&6; }
-if ${ac_cv_lib_pthread_pthread_create+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthread" >&5
+printf %s "checking for pthread_create in -lpthread... " >&6; }
+if test ${ac_cv_lib_pthread_pthread_create+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6371,30 +6731,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char pthread_create ();
 int
-main ()
+main (void)
 {
 return pthread_create ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_pthread_pthread_create=yes
-else
+else $as_nop
   ac_cv_lib_pthread_pthread_create=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_create" >&5
-$as_echo "$ac_cv_lib_pthread_pthread_create" >&6; }
-if test "x$ac_cv_lib_pthread_pthread_create" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_create" >&5
+printf "%s\n" "$ac_cv_lib_pthread_pthread_create" >&6; }
+if test "x$ac_cv_lib_pthread_pthread_create" = xyes
+then :
 
 				#
 				# Yes - add -lpthread.
@@ -6402,7 +6761,7 @@ if test "x$ac_cv_lib_pthread_pthread_create" = xyes; then :
                                 ac_lbl_have_pthreads="found"
 				PTHREAD_LIBS="$PTHREAD_LIBS -lpthread"
 
-else
+else $as_nop
 
 				#
 				# No.
@@ -6418,7 +6777,7 @@ fi
 fi
 
 
-else
+else $as_nop
 
 	#
 	# We didn't find pthread.h.
@@ -6429,11 +6788,11 @@ else
 fi
 
 
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if --disable-protochain option is specified" >&5
-$as_echo_n "checking if --disable-protochain option is specified... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if --disable-protochain option is specified" >&5
+printf %s "checking if --disable-protochain option is specified... " >&6; }
 # Check whether --enable-protochain was given.
-if test "${enable_protochain+set}" = set; then :
+if test ${enable_protochain+y}
+then :
   enableval=$enable_protochain;
 fi
 
@@ -6445,11 +6804,11 @@ esac
 
 if test "$enable_protochain" = "disabled"; then
 
-$as_echo "#define NO_PROTOCHAIN 1" >>confdefs.h
+printf "%s\n" "#define NO_PROTOCHAIN 1" >>confdefs.h
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${enable_protochain}" >&5
-$as_echo "${enable_protochain}" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${enable_protochain}" >&5
+printf "%s\n" "${enable_protochain}" >&6; }
 
 #
 # valgrindtest directly uses the native capture mechanism, but
@@ -6460,7 +6819,8 @@ VALGRINDTEST_SRC=
 
 
 # Check whether --with-pcap was given.
-if test "${with_pcap+set}" = set; then :
+if test ${with_pcap+y}
+then :
   withval=$with_pcap;
 fi
 
@@ -6471,18 +6831,13 @@ else
 	# Check for a bunch of headers for various packet
 	# capture mechanisms.
 	#
-	for ac_header in net/bpf.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "net/bpf.h" "ac_cv_header_net_bpf_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_bpf_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NET_BPF_H 1
-_ACEOF
+	ac_fn_c_check_header_compile "$LINENO" "net/bpf.h" "ac_cv_header_net_bpf_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_bpf_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_BPF_H 1" >>confdefs.h
 
 fi
 
-done
-
 	if test "$ac_cv_header_net_bpf_h" = yes; then
 		#
 		# Does it define BIOCSETIF?
@@ -6516,11 +6871,12 @@ done
 		# and net/bpf.h doesn't necessarily include all
 		# of those headers itself.
 		#
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if net/bpf.h defines BIOCSETIF" >&5
-$as_echo_n "checking if net/bpf.h defines BIOCSETIF... " >&6; }
-		if ${ac_cv_lbl_bpf_h_defines_biocsetif+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if net/bpf.h defines BIOCSETIF" >&5
+printf %s "checking if net/bpf.h defines BIOCSETIF... " >&6; }
+		if test ${ac_cv_lbl_bpf_h_defines_biocsetif+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -6535,75 +6891,77 @@ else
 #include <net/if.h>
 
 int
-main ()
+main (void)
 {
 u_int i = BIOCSETIF;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_lbl_bpf_h_defines_biocsetif=yes
-else
+else $as_nop
   ac_cv_lbl_bpf_h_defines_biocsetif=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_bpf_h_defines_biocsetif" >&5
-$as_echo "$ac_cv_lbl_bpf_h_defines_biocsetif" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_bpf_h_defines_biocsetif" >&5
+printf "%s\n" "$ac_cv_lbl_bpf_h_defines_biocsetif" >&6; }
 	fi
-	for ac_header in net/pfilt.h net/enet.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+	ac_fn_c_check_header_compile "$LINENO" "net/pfilt.h" "ac_cv_header_net_pfilt_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_pfilt_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_PFILT_H 1" >>confdefs.h
+
+fi
+ac_fn_c_check_header_compile "$LINENO" "net/enet.h" "ac_cv_header_net_enet_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_enet_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_ENET_H 1" >>confdefs.h
 
 fi
 
-done
+	ac_fn_c_check_header_compile "$LINENO" "net/nit.h" "ac_cv_header_net_nit_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_nit_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_NIT_H 1" >>confdefs.h
 
-	for ac_header in net/nit.h sys/net/nit.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/net/nit.h" "ac_cv_header_sys_net_nit_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_net_nit_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_NET_NIT_H 1" >>confdefs.h
 
 fi
 
-done
+	ac_fn_c_check_header_compile "$LINENO" "linux/socket.h" "ac_cv_header_linux_socket_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_socket_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LINUX_SOCKET_H 1" >>confdefs.h
 
-	for ac_header in linux/socket.h net/raw.h sys/dlpi.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_header_compile "$LINENO" "net/raw.h" "ac_cv_header_net_raw_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_raw_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_RAW_H 1" >>confdefs.h
+
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/dlpi.h" "ac_cv_header_sys_dlpi_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_dlpi_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_DLPI_H 1" >>confdefs.h
 
 fi
 
-done
-
-	for ac_header in config/HaikuConfig.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "config/HaikuConfig.h" "ac_cv_header_config_HaikuConfig_h" "$ac_includes_default"
-if test "x$ac_cv_header_config_HaikuConfig_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_CONFIG_HAIKUCONFIG_H 1
-_ACEOF
+	ac_fn_c_check_header_compile "$LINENO" "config/HaikuConfig.h" "ac_cv_header_config_HaikuConfig_h" "$ac_includes_default"
+if test "x$ac_cv_header_config_HaikuConfig_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_CONFIG_HAIKUCONFIG_H 1" >>confdefs.h
 
 fi
 
-done
-
 
 	if test "$ac_cv_lbl_bpf_h_defines_biocsetif" = yes; then
 		#
@@ -6670,16 +7028,16 @@ done
 		# Nothing we support.
 		#
 		V_PCAP=null
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot determine packet capture interface" >&5
-$as_echo "$as_me: WARNING: cannot determine packet capture interface" >&2;}
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: (see the INSTALL doc for more info)" >&5
-$as_echo "$as_me: WARNING: (see the INSTALL doc for more info)" >&2;}
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cannot determine packet capture interface" >&5
+printf "%s\n" "$as_me: WARNING: cannot determine packet capture interface" >&2;}
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: (see the INSTALL doc for more info)" >&5
+printf "%s\n" "$as_me: WARNING: (see the INSTALL doc for more info)" >&2;}
 	fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking packet capture type" >&5
-$as_echo_n "checking packet capture type... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $V_PCAP" >&5
-$as_echo "$V_PCAP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking packet capture type" >&5
+printf %s "checking packet capture type... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $V_PCAP" >&5
+printf "%s\n" "$V_PCAP" >&6; }
 
 
 #
@@ -6687,11 +7045,12 @@ $as_echo "$V_PCAP" >&6; }
 #
 # Extract the first word of "pkg-config", so it can be a program name with args.
 set dummy pkg-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_PKGCONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_PKGCONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$PKGCONFIG"; then
   ac_cv_prog_PKGCONFIG="$PKGCONFIG" # Let the user override the test.
 else
@@ -6699,11 +7058,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_PKGCONFIG="pkg-config"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6715,11 +7078,11 @@ fi
 fi
 PKGCONFIG=$ac_cv_prog_PKGCONFIG
 if test -n "$PKGCONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKGCONFIG" >&5
-$as_echo "$PKGCONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PKGCONFIG" >&5
+printf "%s\n" "$PKGCONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6732,18 +7095,18 @@ dlpi)
 	#
 	# Checks for some header files.
 	#
-	for ac_header in sys/bufmod.h sys/dlpi_ext.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+	ac_fn_c_check_header_compile "$LINENO" "sys/bufmod.h" "ac_cv_header_sys_bufmod_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_bufmod_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_BUFMOD_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "sys/dlpi_ext.h" "ac_cv_header_sys_dlpi_ext_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_dlpi_ext_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_DLPI_EXT_H 1" >>confdefs.h
 
-done
+fi
 
 
 	#
@@ -6759,11 +7122,12 @@ done
 	#
 	save_LDFLAGS="$LDFLAGS"
 	LDFLAGS="$LIBS -L/lib"
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlpi_walk in -ldlpi" >&5
-$as_echo_n "checking for dlpi_walk in -ldlpi... " >&6; }
-if ${ac_cv_lib_dlpi_dlpi_walk+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlpi_walk in -ldlpi" >&5
+printf %s "checking for dlpi_walk in -ldlpi... " >&6; }
+if test ${ac_cv_lib_dlpi_dlpi_walk+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldlpi  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6772,30 +7136,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dlpi_walk ();
 int
-main ()
+main (void)
 {
 return dlpi_walk ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dlpi_dlpi_walk=yes
-else
+else $as_nop
   ac_cv_lib_dlpi_dlpi_walk=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dlpi_dlpi_walk" >&5
-$as_echo "$ac_cv_lib_dlpi_dlpi_walk" >&6; }
-if test "x$ac_cv_lib_dlpi_dlpi_walk" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dlpi_dlpi_walk" >&5
+printf "%s\n" "$ac_cv_lib_dlpi_dlpi_walk" >&6; }
+if test "x$ac_cv_lib_dlpi_dlpi_walk" = xyes
+then :
 
 			LIBS="-ldlpi $LIBS"
 			V_PCAP=libdlpi
@@ -6806,10 +7169,10 @@ if test "x$ac_cv_lib_dlpi_dlpi_walk" = xyes; then :
 			#
 			PLATFORM_C_SRC="pcap-libdlpi.c dlpisubs.c"
 
-$as_echo "#define HAVE_LIBDLPI 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LIBDLPI 1" >>confdefs.h
 
 
-else
+else $as_nop
 
 			V_PCAP=dlpi
 
@@ -6827,11 +7190,12 @@ fi
 	# Checks whether <sys/dlpi.h> is usable, to catch weird SCO
 	# versions of DLPI.
 	#
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether <sys/dlpi.h> is usable" >&5
-$as_echo_n "checking whether <sys/dlpi.h> is usable... " >&6; }
-	if ${ac_cv_sys_dlpi_usable+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether <sys/dlpi.h> is usable" >&5
+printf %s "checking whether <sys/dlpi.h> is usable... " >&6; }
+	if test ${ac_cv_sys_dlpi_usable+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -6840,23 +7204,24 @@ else
 			#include <sys/dlpi.h>
 
 int
-main ()
+main (void)
 {
 int i = DL_PROMISC_PHYS;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_dlpi_usable=yes
-else
+else $as_nop
   ac_cv_sys_dlpi_usable=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_dlpi_usable" >&5
-$as_echo "$ac_cv_sys_dlpi_usable" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_dlpi_usable" >&5
+printf "%s\n" "$ac_cv_sys_dlpi_usable" >&6; }
 	if test $ac_cv_sys_dlpi_usable = no ; then
 		as_fn_error $? "<sys/dlpi.h> is not usable on this system; it probably has a non-standard DLPI" "$LINENO" 5
 	fi
@@ -6872,11 +7237,10 @@ $as_echo "$ac_cv_sys_dlpi_usable" >&6; }
 		#include <sys/dlpi.h>
 
 "
-if test "x$ac_cv_type_dl_passive_req_t" = xyes; then :
+if test "x$ac_cv_type_dl_passive_req_t" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DL_PASSIVE_REQ_T 1
-_ACEOF
+printf "%s\n" "#define HAVE_DL_PASSIVE_REQ_T 1" >>confdefs.h
 
 
 fi
@@ -6899,18 +7263,24 @@ haiku)
 	#
 	# Just for the sake of it.
 	#
-	for ac_header in net/if.h net/if_dl.h net/if_types.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+	ac_fn_c_check_header_compile "$LINENO" "net/if.h" "ac_cv_header_net_if_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_if_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_IF_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "net/if_dl.h" "ac_cv_header_net_if_dl_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_if_dl_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_IF_DL_H 1" >>confdefs.h
 
-done
+fi
+ac_fn_c_check_header_compile "$LINENO" "net/if_types.h" "ac_cv_header_net_if_types_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_if_types_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_IF_TYPES_H 1" >>confdefs.h
+
+fi
 
 	;;
 
@@ -6923,23 +7293,18 @@ linux)
 	#
 	# Do we have the wireless extensions?
 	#
-	for ac_header in linux/wireless.h
-do :
-  ac_fn_c_check_header_compile "$LINENO" "linux/wireless.h" "ac_cv_header_linux_wireless_h" "
+	ac_fn_c_check_header_compile "$LINENO" "linux/wireless.h" "ac_cv_header_linux_wireless_h" "
 #include <sys/socket.h>
 #include <linux/if.h>
 #include <linux/types.h>
 
 "
-if test "x$ac_cv_header_linux_wireless_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LINUX_WIRELESS_H 1
-_ACEOF
+if test "x$ac_cv_header_linux_wireless_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LINUX_WIRELESS_H 1" >>confdefs.h
 
 fi
 
-done
-
 
 	#
 	# Do we have libnl?
@@ -6952,9 +7317,10 @@ done
 	#
 
 # Check whether --with-libnl was given.
-if test "${with_libnl+set}" = set; then :
+if test ${with_libnl+y}
+then :
   withval=$with_libnl; with_libnl=$withval
-else
+else $as_nop
   with_libnl=if_available
 fi
 
@@ -6965,22 +7331,22 @@ fi
 			# We have pkg-config; see if we have libnl-genl-3.0
 			# as a package.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libnl-genl-3.0 with pkg-config" >&5
-$as_echo_n "checking for libnl-genl-3.0 with pkg-config... " >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libnl-genl-3.0 with pkg-config" >&5
+printf %s "checking for libnl-genl-3.0 with pkg-config... " >&6; }
 			if "$PKGCONFIG" libnl-genl-3.0; then
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
-$as_echo "found" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
+printf "%s\n" "found" >&6; }
 				pkg_config_found_libnl=yes
 				libnl_genl_cflags=`"$PKGCONFIG" --cflags libnl-genl-3.0`
 				V_INCLS="$V_INCLS ${libnl_genl_cflags}"
 				libnl_genl_libs=`"$PKGCONFIG" --libs libnl-genl-3.0`
 				LIBS="${libnl_genl_libs} $LIBS"
 
-$as_echo "#define HAVE_LIBNL 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LIBNL 1" >>confdefs.h
 
 			else
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-$as_echo "not found" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+printf "%s\n" "not found" >&6; }
 			fi
 		fi
 
@@ -7004,11 +7370,12 @@ $as_echo "not found" >&6; }
 				;;
 			esac
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for nl_socket_alloc in -lnl-3" >&5
-$as_echo_n "checking for nl_socket_alloc in -lnl-3... " >&6; }
-if ${ac_cv_lib_nl_3_nl_socket_alloc+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_socket_alloc in -lnl-3" >&5
+printf %s "checking for nl_socket_alloc in -lnl-3... " >&6; }
+if test ${ac_cv_lib_nl_3_nl_socket_alloc+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnl-3 ${incdir} ${libnldir} -lnl-genl-3 -lnl-3  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7017,41 +7384,40 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char nl_socket_alloc ();
 int
-main ()
+main (void)
 {
 return nl_socket_alloc ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_nl_3_nl_socket_alloc=yes
-else
+else $as_nop
   ac_cv_lib_nl_3_nl_socket_alloc=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nl_3_nl_socket_alloc" >&5
-$as_echo "$ac_cv_lib_nl_3_nl_socket_alloc" >&6; }
-if test "x$ac_cv_lib_nl_3_nl_socket_alloc" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nl_3_nl_socket_alloc" >&5
+printf "%s\n" "$ac_cv_lib_nl_3_nl_socket_alloc" >&6; }
+if test "x$ac_cv_lib_nl_3_nl_socket_alloc" = xyes
+then :
 
 				#
 				# Yes, we have libnl 3.x.
 				#
 				LIBS="${libnldir} -lnl-genl-3 -lnl-3 $LIBS"
 
-$as_echo "#define HAVE_LIBNL 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LIBNL 1" >>confdefs.h
 
 				V_INCLS="$V_INCLS ${incdir}"
 
-else
+else $as_nop
 
 				#
 				# No, we don't have libnl at all.
@@ -7080,11 +7446,10 @@ fi
 		#include <linux/if_packet.h>
 
 "
-if test "x$ac_cv_member_struct_tpacket_auxdata_tp_vlan_tci" = xyes; then :
+if test "x$ac_cv_member_struct_tpacket_auxdata_tp_vlan_tci" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_TPACKET_AUXDATA_TP_VLAN_TCI 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_TPACKET_AUXDATA_TP_VLAN_TCI 1" >>confdefs.h
 
 
 fi
@@ -7100,18 +7465,13 @@ bpf)
 	#
 	# Check whether we have the *BSD-style ioctls.
 	#
-	for ac_header in net/if_media.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "net/if_media.h" "ac_cv_header_net_if_media_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_if_media_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NET_IF_MEDIA_H 1
-_ACEOF
+	ac_fn_c_check_header_compile "$LINENO" "net/if_media.h" "ac_cv_header_net_if_media_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_if_media_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NET_IF_MEDIA_H 1" >>confdefs.h
 
 fi
 
-done
-
 
 	#
 	# Check whether we have struct BPF_TIMEVAL.
@@ -7125,11 +7485,10 @@ done
 		#include <net/bpf.h>
 
 "
-if test "x$ac_cv_type_struct_BPF_TIMEVAL" = xyes; then :
+if test "x$ac_cv_type_struct_BPF_TIMEVAL" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_BPF_TIMEVAL 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_BPF_TIMEVAL 1" >>confdefs.h
 
 
 fi
@@ -7212,14 +7571,16 @@ esac
 if test "$V_PCAP" != null
 then
 	ac_fn_c_check_func "$LINENO" "getifaddrs" "ac_cv_func_getifaddrs"
-if test "x$ac_cv_func_getifaddrs" = xyes; then :
+if test "x$ac_cv_func_getifaddrs" = xyes
+then :
 
 		#
 		# We have "getifaddrs()"; make sure we have <ifaddrs.h>
 		# as well, just in case some platform is really weird.
 		#
-		ac_fn_c_check_header_mongrel "$LINENO" "ifaddrs.h" "ac_cv_header_ifaddrs_h" "$ac_includes_default"
-if test "x$ac_cv_header_ifaddrs_h" = xyes; then :
+		ac_fn_c_check_header_compile "$LINENO" "ifaddrs.h" "ac_cv_header_ifaddrs_h" "$ac_includes_default"
+if test "x$ac_cv_header_ifaddrs_h" = xyes
+then :
 
 		    #
 		    # We have the header, so we use "getifaddrs()" to
@@ -7227,7 +7588,7 @@ if test "x$ac_cv_header_ifaddrs_h" = xyes; then :
 		    #
 		    PLATFORM_C_SRC="$PLATFORM_C_SRC fad-getad.c"
 
-else
+else $as_nop
 
 		    #
 		    # We don't have the header - give up.
@@ -7243,8 +7604,7 @@ else
 fi
 
 
-
-else
+else $as_nop
 
 		#
 		# Well, we don't have "getifaddrs()", at least not with the
@@ -7263,11 +7623,12 @@ else
 		# be built atop SIOCGLIFCONF; using it directly
 		# avoids a not-all-that-useful middleman.)
 		#
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have SIOCGLIFCONF" >&5
-$as_echo_n "checking whether we have SIOCGLIFCONF... " >&6; }
-		if ${ac_cv_lbl_have_siocglifconf+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have SIOCGLIFCONF" >&5
+printf %s "checking whether we have SIOCGLIFCONF... " >&6; }
+		if test ${ac_cv_lbl_have_siocglifconf+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/param.h>
@@ -7276,23 +7637,24 @@ else
 			#include <sys/socket.h>
 			#include <sys/sockio.h>
 int
-main ()
+main (void)
 {
 ioctl(0, SIOCGLIFCONF, (char *)0);
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_lbl_have_siocglifconf=yes
-else
+else $as_nop
   ac_cv_lbl_have_siocglifconf=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_have_siocglifconf" >&5
-$as_echo "$ac_cv_lbl_have_siocglifconf" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_have_siocglifconf" >&5
+printf "%s\n" "$ac_cv_lbl_have_siocglifconf" >&6; }
 		if test $ac_cv_lbl_have_siocglifconf = yes ; then
 			PLATFORM_C_SRC="$PLATFORM_C_SRC fad-glifc.c"
 		else
@@ -7305,22 +7667,17 @@ fi
 
 case "$host_os" in
 linux*)
-	for ac_header in linux/net_tstamp.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "linux/net_tstamp.h" "ac_cv_header_linux_net_tstamp_h" "$ac_includes_default"
-if test "x$ac_cv_header_linux_net_tstamp_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LINUX_NET_TSTAMP_H 1
-_ACEOF
+	ac_fn_c_check_header_compile "$LINENO" "linux/net_tstamp.h" "ac_cv_header_linux_net_tstamp_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_net_tstamp_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LINUX_NET_TSTAMP_H 1" >>confdefs.h
 
 fi
 
-done
-
 	;;
 *)
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: no hardware timestamp support implemented for $host_os" >&5
-$as_echo "$as_me: no hardware timestamp support implemented for $host_os" >&6;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: no hardware timestamp support implemented for $host_os" >&5
+printf "%s\n" "$as_me: no hardware timestamp support implemented for $host_os" >&6;}
 	;;
 esac
 
@@ -7332,20 +7689,20 @@ ac_fn_c_check_type "$LINENO" "socklen_t" "ac_cv_type_socklen_t" "
 	#include <sys/socket.h>
 
 "
-if test "x$ac_cv_type_socklen_t" = xyes; then :
+if test "x$ac_cv_type_socklen_t" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_SOCKLEN_T 1
-_ACEOF
+printf "%s\n" "#define HAVE_SOCKLEN_T 1" >>confdefs.h
 
 
 fi
 
 
 # Check whether --enable-ipv6 was given.
-if test "${enable_ipv6+set}" = set; then :
+if test ${enable_ipv6+y}
+then :
   enableval=$enable_ipv6;
-else
+else $as_nop
   enable_ipv6=yes
 fi
 
@@ -7355,14 +7712,15 @@ if test "$enable_ipv6" != "no"; then
 	# AC_LBL_LIBRARY_NET.
 	#
 
-$as_echo "#define INET6 1" >>confdefs.h
+printf "%s\n" "#define INET6 1" >>confdefs.h
 
 fi
 
 # Check for Endace DAG card support.
 
 # Check whether --with-dag was given.
-if test "${with_dag+set}" = set; then :
+if test ${with_dag+y}
+then :
   withval=$with_dag;
 	if test "$withval" = no
 	then
@@ -7378,7 +7736,7 @@ if test "${with_dag+set}" = set; then :
 		dag_root=$withval
 	fi
 
-else
+else $as_nop
 
 	if test "$V_PCAP" = dag; then
 		# User requested DAG-only libpcap, so we'd better have
@@ -7400,7 +7758,8 @@ fi
 
 
 # Check whether --with-dag-includes was given.
-if test "${with_dag_includes+set}" = set; then :
+if test ${with_dag_includes+y}
+then :
   withval=$with_dag_includes;
 	# User wants DAG support and has specified a header directory, so use the provided value.
 	want_dag=yes
@@ -7411,7 +7770,8 @@ fi
 
 
 # Check whether --with-dag-libraries was given.
-if test "${with_dag_libraries+set}" = set; then :
+if test ${with_dag_libraries+y}
+then :
   withval=$with_dag_libraries;
 	# User wants DAG support and has specified a library directory, so use the provided value.
 	want_dag=yes
@@ -7444,18 +7804,13 @@ if test "$want_dag" != no; then
 
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -I$dag_include_dir"
-	for ac_header in dagapi.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "dagapi.h" "ac_cv_header_dagapi_h" "$ac_includes_default"
-if test "x$ac_cv_header_dagapi_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_DAGAPI_H 1
-_ACEOF
+	ac_fn_c_check_header_compile "$LINENO" "dagapi.h" "ac_cv_header_dagapi_h" "$ac_includes_default"
+if test "x$ac_cv_header_dagapi_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_DAGAPI_H 1" >>confdefs.h
 
 fi
 
-done
-
 
 	if test "$ac_cv_header_dagapi_h" = yes; then
 
@@ -7470,11 +7825,12 @@ done
 		# included if there's a found-action (arg 3).
 		save_LDFLAGS="$LDFLAGS"
 		LDFLAGS="-L$dag_lib_dir"
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream in -ldag" >&5
-$as_echo_n "checking for dag_attach_stream in -ldag... " >&6; }
-if ${ac_cv_lib_dag_dag_attach_stream+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream in -ldag" >&5
+printf %s "checking for dag_attach_stream in -ldag... " >&6; }
+if test ${ac_cv_lib_dag_dag_attach_stream+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7483,45 +7839,43 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dag_attach_stream ();
 int
-main ()
+main (void)
 {
 return dag_attach_stream ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dag_dag_attach_stream=yes
-else
+else $as_nop
   ac_cv_lib_dag_dag_attach_stream=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream" >&5
-$as_echo "$ac_cv_lib_dag_dag_attach_stream" >&6; }
-if test "x$ac_cv_lib_dag_dag_attach_stream" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBDAG 1
-_ACEOF
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream" >&5
+printf "%s\n" "$ac_cv_lib_dag_dag_attach_stream" >&6; }
+if test "x$ac_cv_lib_dag_dag_attach_stream" = xyes
+then :
+  printf "%s\n" "#define HAVE_LIBDAG 1" >>confdefs.h
 
   LIBS="-ldag $LIBS"
 
-else
+else $as_nop
   as_fn_error $? "DAG library lacks streams support" "$LINENO" 5
 fi
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream64 in -ldag" >&5
-$as_echo_n "checking for dag_attach_stream64 in -ldag... " >&6; }
-if ${ac_cv_lib_dag_dag_attach_stream64+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream64 in -ldag" >&5
+printf %s "checking for dag_attach_stream64 in -ldag... " >&6; }
+if test ${ac_cv_lib_dag_dag_attach_stream64+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7530,40 +7884,40 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dag_attach_stream64 ();
 int
-main ()
+main (void)
 {
 return dag_attach_stream64 ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dag_dag_attach_stream64=yes
-else
+else $as_nop
   ac_cv_lib_dag_dag_attach_stream64=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream64" >&5
-$as_echo "$ac_cv_lib_dag_dag_attach_stream64" >&6; }
-if test "x$ac_cv_lib_dag_dag_attach_stream64" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream64" >&5
+printf "%s\n" "$ac_cv_lib_dag_dag_attach_stream64" >&6; }
+if test "x$ac_cv_lib_dag_dag_attach_stream64" = xyes
+then :
   dag_large_streams="1"
-else
+else $as_nop
   dag_large_streams="0"
 fi
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_get_erf_types in -ldag" >&5
-$as_echo_n "checking for dag_get_erf_types in -ldag... " >&6; }
-if ${ac_cv_lib_dag_dag_get_erf_types+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dag_get_erf_types in -ldag" >&5
+printf %s "checking for dag_get_erf_types in -ldag... " >&6; }
+if test ${ac_cv_lib_dag_dag_get_erf_types+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7572,41 +7926,41 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dag_get_erf_types ();
 int
-main ()
+main (void)
 {
 return dag_get_erf_types ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dag_dag_get_erf_types=yes
-else
+else $as_nop
   ac_cv_lib_dag_dag_get_erf_types=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_erf_types" >&5
-$as_echo "$ac_cv_lib_dag_dag_get_erf_types" >&6; }
-if test "x$ac_cv_lib_dag_dag_get_erf_types" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_erf_types" >&5
+printf "%s\n" "$ac_cv_lib_dag_dag_get_erf_types" >&6; }
+if test "x$ac_cv_lib_dag_dag_get_erf_types" = xyes
+then :
 
 
-$as_echo "#define HAVE_DAG_GET_ERF_TYPES 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DAG_GET_ERF_TYPES 1" >>confdefs.h
 
 fi
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_get_stream_erf_types in -ldag" >&5
-$as_echo_n "checking for dag_get_stream_erf_types in -ldag... " >&6; }
-if ${ac_cv_lib_dag_dag_get_stream_erf_types+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dag_get_stream_erf_types in -ldag" >&5
+printf %s "checking for dag_get_stream_erf_types in -ldag... " >&6; }
+if test ${ac_cv_lib_dag_dag_get_stream_erf_types+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7615,33 +7969,32 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dag_get_stream_erf_types ();
 int
-main ()
+main (void)
 {
 return dag_get_stream_erf_types ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dag_dag_get_stream_erf_types=yes
-else
+else $as_nop
   ac_cv_lib_dag_dag_get_stream_erf_types=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_stream_erf_types" >&5
-$as_echo "$ac_cv_lib_dag_dag_get_stream_erf_types" >&6; }
-if test "x$ac_cv_lib_dag_dag_get_stream_erf_types" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_stream_erf_types" >&5
+printf "%s\n" "$ac_cv_lib_dag_dag_get_stream_erf_types" >&6; }
+if test "x$ac_cv_lib_dag_dag_get_stream_erf_types" = xyes
+then :
 
 
-$as_echo "#define HAVE_DAG_GET_STREAM_ERF_TYPES 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DAG_GET_STREAM_ERF_TYPES 1" >>confdefs.h
 
 fi
 
@@ -7658,13 +8011,14 @@ fi
 
 		if test "$dag_large_streams" = 1; then
 
-$as_echo "#define HAVE_DAG_LARGE_STREAMS_API 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DAG_LARGE_STREAMS_API 1" >>confdefs.h
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for vdag_set_device_info in -lvdag" >&5
-$as_echo_n "checking for vdag_set_device_info in -lvdag... " >&6; }
-if ${ac_cv_lib_vdag_vdag_set_device_info+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for vdag_set_device_info in -lvdag" >&5
+printf %s "checking for vdag_set_device_info in -lvdag... " >&6; }
+if test ${ac_cv_lib_vdag_vdag_set_device_info+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lvdag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7673,38 +8027,37 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char vdag_set_device_info ();
 int
-main ()
+main (void)
 {
 return vdag_set_device_info ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_vdag_vdag_set_device_info=yes
-else
+else $as_nop
   ac_cv_lib_vdag_vdag_set_device_info=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_vdag_vdag_set_device_info" >&5
-$as_echo "$ac_cv_lib_vdag_vdag_set_device_info" >&6; }
-if test "x$ac_cv_lib_vdag_vdag_set_device_info" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_vdag_vdag_set_device_info" >&5
+printf "%s\n" "$ac_cv_lib_vdag_vdag_set_device_info" >&6; }
+if test "x$ac_cv_lib_vdag_vdag_set_device_info" = xyes
+then :
   ac_dag_have_vdag="1"
-else
+else $as_nop
   ac_dag_have_vdag="0"
 fi
 
 			if test "$ac_dag_have_vdag" = 1; then
 
-$as_echo "#define HAVE_DAG_VDAG 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DAG_VDAG 1" >>confdefs.h
 
 				if test "$ac_lbl_have_pthreads" != "found"; then
 					as_fn_error $? "DAG requires pthreads, but we didn't find them" "$LINENO" 5
@@ -7714,7 +8067,7 @@ $as_echo "#define HAVE_DAG_VDAG 1" >>confdefs.h
 		fi
 
 
-$as_echo "#define HAVE_DAG_API 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DAG_API 1" >>confdefs.h
 
 	else
 
@@ -7734,7 +8087,8 @@ fi
 
 
 # Check whether --with-septel was given.
-if test "${with_septel+set}" = set; then :
+if test ${with_septel+y}
+then :
   withval=$with_septel;
 	if test "$withval" = no
 	then
@@ -7748,7 +8102,7 @@ if test "${with_septel+set}" = set; then :
 		septel_root=$withval
 	fi
 
-else
+else $as_nop
 
 	if test "$V_PCAP" = septel; then
 		# User requested Septel-only libpcap, so we'd better have
@@ -7771,8 +8125,8 @@ fi
 ac_cv_lbl_septel_api=no
 if test "$with_septel" != no; then
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have Septel API headers" >&5
-$as_echo_n "checking whether we have Septel API headers... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have Septel API headers" >&5
+printf %s "checking whether we have Septel API headers... " >&6; }
 
 	# If necessary, set default paths for Septel API headers and libraries.
 	if test -z "$septel_root"; then
@@ -7787,8 +8141,8 @@ $as_echo_n "checking whether we have Septel API headers... " >&6; }
 	fi
 
 	if test "$ac_cv_lbl_septel_api" = yes; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes ($septel_include_dir)" >&5
-$as_echo "yes ($septel_include_dir)" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes ($septel_include_dir)" >&5
+printf "%s\n" "yes ($septel_include_dir)" >&6; }
 
 		V_INCLS="$V_INCLS -I$septel_include_dir"
 		ADDLOBJS="$ADDLOBJS $septel_tools_dir/asciibin.o $septel_tools_dir/bit2byte.o $septel_tools_dir/confirm.o $septel_tools_dir/fmtmsg.o $septel_tools_dir/gct_unix.o $septel_tools_dir/hqueue.o $septel_tools_dir/ident.o $septel_tools_dir/mem.o $septel_tools_dir/pack.o $septel_tools_dir/parse.o $septel_tools_dir/pool.o $septel_tools_dir/sdlsig.o $septel_tools_dir/strtonum.o $septel_tools_dir/timer.o $septel_tools_dir/trace.o"
@@ -7799,11 +8153,11 @@ $as_echo "yes ($septel_include_dir)" >&6; }
 		fi
 
 
-$as_echo "#define HAVE_SEPTEL_API 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SEPTEL_API 1" >>confdefs.h
 
 	else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 		if test "$V_PCAP" = septel; then
 			# User requested "septel" capture type but
@@ -7821,7 +8175,8 @@ fi
 # Check for Myricom SNF support.
 
 # Check whether --with-snf was given.
-if test "${with_snf+set}" = set; then :
+if test ${with_snf+y}
+then :
   withval=$with_snf;
 	if test "$withval" = no
 	then
@@ -7837,7 +8192,7 @@ if test "${with_snf+set}" = set; then :
 		snf_root=$withval
 	fi
 
-else
+else $as_nop
 
 	if test "$V_PCAP" = snf; then
 		# User requested Sniffer-only libpcap, so we'd better have
@@ -7859,7 +8214,8 @@ fi
 
 
 # Check whether --with-snf-includes was given.
-if test "${with_snf_includes+set}" = set; then :
+if test ${with_snf_includes+y}
+then :
   withval=$with_snf_includes;
 	# User wants SNF with specific header directory
 	want_snf=yes
@@ -7870,7 +8226,8 @@ fi
 
 
 # Check whether --with-snf-libraries was given.
-if test "${with_snf_libraries+set}" = set; then :
+if test ${with_snf_libraries+y}
+then :
   withval=$with_snf_libraries;
 	# User wants SNF with specific lib directory
 	want_snf=yes
@@ -7882,8 +8239,8 @@ fi
 ac_cv_lbl_snf_api=no
 if test "$with_snf" != no; then
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have Myricom Sniffer API" >&5
-$as_echo_n "checking whether we have Myricom Sniffer API... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have Myricom Sniffer API" >&5
+printf %s "checking whether we have Myricom Sniffer API... " >&6; }
 
 	# If necessary, set default paths for Sniffer headers and libraries.
 	if test -z "$snf_root"; then
@@ -7909,11 +8266,12 @@ $as_echo_n "checking whether we have Myricom Sniffer API... " >&6; }
 		# We found a header; make sure we can link with the library
 		save_LDFLAGS="$LDFLAGS"
 		LDFLAGS="$LDFLAGS -L$snf_lib_dir"
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for snf_init in -lsnf" >&5
-$as_echo_n "checking for snf_init in -lsnf... " >&6; }
-if ${ac_cv_lib_snf_snf_init+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for snf_init in -lsnf" >&5
+printf %s "checking for snf_init in -lsnf... " >&6; }
+if test ${ac_cv_lib_snf_snf_init+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsnf  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7922,30 +8280,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char snf_init ();
 int
-main ()
+main (void)
 {
 return snf_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_snf_snf_init=yes
-else
+else $as_nop
   ac_cv_lib_snf_snf_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_snf_snf_init" >&5
-$as_echo "$ac_cv_lib_snf_snf_init" >&6; }
-if test "x$ac_cv_lib_snf_snf_init" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_snf_snf_init" >&5
+printf "%s\n" "$ac_cv_lib_snf_snf_init" >&6; }
+if test "x$ac_cv_lib_snf_snf_init" = xyes
+then :
   ac_cv_lbl_snf_api="yes"
 fi
 
@@ -7956,8 +8313,8 @@ fi
 	fi
 
 	if test "$ac_cv_lbl_snf_api" = yes; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes ($snf_root)" >&5
-$as_echo "yes ($snf_root)" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes ($snf_root)" >&5
+printf "%s\n" "yes ($snf_root)" >&6; }
 
 		V_INCLS="$V_INCLS -I$snf_include_dir"
 		LIBS="$LIBS -lsnf"
@@ -7968,11 +8325,11 @@ $as_echo "yes ($snf_root)" >&6; }
 		fi
 
 
-$as_echo "#define HAVE_SNF_API 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SNF_API 1" >>confdefs.h
 
 	else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 		if test "$want_snf" = yes; then
 			# User requested "snf" capture type but
@@ -7989,7 +8346,8 @@ fi
 # Check for Riverbed TurboCap support.
 
 # Check whether --with-turbocap was given.
-if test "${with_turbocap+set}" = set; then :
+if test ${with_turbocap+y}
+then :
   withval=$with_turbocap;
 	if test "$withval" = no
 	then
@@ -8005,7 +8363,7 @@ if test "${with_turbocap+set}" = set; then :
 		turbocap_root=$withval
 	fi
 
-else
+else $as_nop
 
 	if test "xxx_only" = yes; then
 		# User requested something-else-only pcap, so they don't
@@ -8024,8 +8382,8 @@ fi
 ac_cv_lbl_turbocap_api=no
 if test "$want_turbocap" != no; then
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether TurboCap is supported" >&5
-$as_echo_n "checking whether TurboCap is supported... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether TurboCap is supported" >&5
+printf %s "checking whether TurboCap is supported... " >&6; }
 
 	save_CFLAGS="$CFLAGS"
 	save_LIBS="$LIBS"
@@ -8041,7 +8399,7 @@ $as_echo_n "checking whether TurboCap is supported... " >&6; }
 	    #include <TcApi.h>
 
 int
-main ()
+main (void)
 {
 
 	    TC_INSTANCE a; TC_PORT b; TC_BOARD c;
@@ -8052,26 +8410,27 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_lbl_turbocap_api=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 	CFLAGS="$save_CFLAGS"
 	if test $ac_cv_lbl_turbocap_api = yes; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
 		MODULE_C_SRC="$MODULE_C_SRC pcap-tc.c"
 		V_INCLS="$V_INCLS $TURBOCAP_CFLAGS"
 		LIBS="$LIBS $TURBOCAP_LIBS -lTcApi -lpthread -lstdc++"
 
 
-$as_echo "#define HAVE_TC_API 1" >>confdefs.h
+printf "%s\n" "#define HAVE_TC_API 1" >>confdefs.h
 
 	else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 		if test "$want_turbocap" = yes; then
 			# User wanted Turbo support but we couldn't find it.
@@ -8080,22 +8439,23 @@ $as_echo "no" >&6; }
 	fi
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable remote packet capture" >&5
-$as_echo_n "checking whether to enable remote packet capture... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable remote packet capture" >&5
+printf %s "checking whether to enable remote packet capture... " >&6; }
 # Check whether --enable-remote was given.
-if test "${enable_remote+set}" = set; then :
+if test ${enable_remote+y}
+then :
   enableval=$enable_remote;
-else
+else $as_nop
   enableval=no
 fi
 
 case "$enableval" in
-yes)	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Remote packet capture may expose libpcap-based applications" >&5
-$as_echo "$as_me: WARNING: Remote packet capture may expose libpcap-based applications" >&2;}
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: to attacks by malicious remote capture servers!" >&5
-$as_echo "$as_me: WARNING: to attacks by malicious remote capture servers!" >&2;}
+yes)	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Remote packet capture may expose libpcap-based applications" >&5
+printf "%s\n" "$as_me: WARNING: Remote packet capture may expose libpcap-based applications" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: to attacks by malicious remote capture servers!" >&5
+printf "%s\n" "$as_me: WARNING: to attacks by malicious remote capture servers!" >&2;}
 	#
 	# rpcapd requires pthreads on UN*X.
 	#
@@ -8107,18 +8467,20 @@ $as_echo "$as_me: WARNING: to attacks by malicious remote capture servers!" >&2;
 	# Do we have it in the system libraries?
 	#
 	ac_fn_c_check_func "$LINENO" "crypt" "ac_cv_func_crypt"
-if test "x$ac_cv_func_crypt" = xyes; then :
+if test "x$ac_cv_func_crypt" = xyes
+then :
 
-else
+else $as_nop
 
 		#
 		# No.  Do we have it in -lcrypt?
 		#
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for crypt in -lcrypt" >&5
-$as_echo_n "checking for crypt in -lcrypt... " >&6; }
-if ${ac_cv_lib_crypt_crypt+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for crypt in -lcrypt" >&5
+printf %s "checking for crypt in -lcrypt... " >&6; }
+if test ${ac_cv_lib_crypt_crypt+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lcrypt  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8127,37 +8489,36 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char crypt ();
 int
-main ()
+main (void)
 {
 return crypt ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_crypt_crypt=yes
-else
+else $as_nop
   ac_cv_lib_crypt_crypt=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypt_crypt" >&5
-$as_echo "$ac_cv_lib_crypt_crypt" >&6; }
-if test "x$ac_cv_lib_crypt_crypt" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypt_crypt" >&5
+printf "%s\n" "$ac_cv_lib_crypt_crypt" >&6; }
+if test "x$ac_cv_lib_crypt_crypt" = xyes
+then :
 
 			#
 			# Yes; add -lcrypt to the libraries for rpcapd.
 			#
 			RPCAPD_LIBS="$RPCAPD_LIBS -lcrypt"
 
-else
+else $as_nop
 
 			as_fn_error $? "rpcapd requires crypt(), but we didn't find it" "$LINENO" 5
 
@@ -8170,16 +8531,12 @@ fi
 	#
 	# OK, we have crypt().  Do we have getspnam()?
 	#
-	for ac_func in getspnam
-do :
-  ac_fn_c_check_func "$LINENO" "getspnam" "ac_cv_func_getspnam"
-if test "x$ac_cv_func_getspnam" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_GETSPNAM 1
-_ACEOF
+	ac_fn_c_check_func "$LINENO" "getspnam" "ac_cv_func_getspnam"
+if test "x$ac_cv_func_getspnam" = xyes
+then :
+  printf "%s\n" "#define HAVE_GETSPNAM 1" >>confdefs.h
 
 fi
-done
 
 
 	#
@@ -8190,11 +8547,10 @@ done
 		#include <sys/socket.h>
 
 "
-if test "x$ac_cv_member_struct_msghdr_msg_control" = xyes; then :
+if test "x$ac_cv_member_struct_msghdr_msg_control" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_MSGHDR_MSG_CONTROL 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_MSGHDR_MSG_CONTROL 1" >>confdefs.h
 
 
 fi
@@ -8204,11 +8560,10 @@ fi
 		#include <sys/socket.h>
 
 "
-if test "x$ac_cv_member_struct_msghdr_msg_flags" = xyes; then :
+if test "x$ac_cv_member_struct_msghdr_msg_flags" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_MSGHDR_MSG_FLAGS 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_MSGHDR_MSG_FLAGS 1" >>confdefs.h
 
 
 fi
@@ -8227,15 +8582,15 @@ fi
 	#
 	save_LIBS="$LIBS"
 	LIBS="-lssl -lcrypto"
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have a system OpenSSL/libressl that we can use" >&5
-$as_echo_n "checking whether we have a system OpenSSL/libressl that we can use... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have a system OpenSSL/libressl that we can use" >&5
+printf %s "checking whether we have a system OpenSSL/libressl that we can use... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <openssl/ssl.h>
 
 int
-main ()
+main (void)
 {
 
 SSL_library_init();
@@ -8245,18 +8600,19 @@ return 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		HAVE_OPENSSL=yes
 		OPENSSL_LIBS="-lssl -lcrypto"
 
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 	LIBS="$save_LIBS"
 
@@ -8269,17 +8625,17 @@ rm -f core conftest.err conftest.$ac_objext \
 			# We have pkg-config; see if we have OpenSSL/
 			# libressl installed as a package.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSL/libressl with pkg-config" >&5
-$as_echo_n "checking for OpenSSL/libressl with pkg-config... " >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenSSL/libressl with pkg-config" >&5
+printf %s "checking for OpenSSL/libressl with pkg-config... " >&6; }
 			if "$PKGCONFIG" openssl; then
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
-$as_echo "found" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
+printf "%s\n" "found" >&6; }
 				HAVE_OPENSSL=yes
 				OPENSSL_CFLAGS=`"$PKGCONFIG" --cflags openssl`
 				OPENSSL_LIBS=`"$PKGCONFIG" --libs openssl`
 			else
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-$as_echo "not found" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+printf "%s\n" "not found" >&6; }
 			fi
 		fi
 	fi
@@ -8296,15 +8652,15 @@ $as_echo "not found" >&6; }
 		save_LIBS="$LIBS"
 		CFLAGS="$CFLAGS -L/usr/local/opt/openssl/include"
 		LIBS="$LIBS -L/usr/local/opt/openssl/lib -lssl -lcrypto"
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have OpenSSL/libressl in /usr/local/opt that we can use" >&5
-$as_echo_n "checking whether we have OpenSSL/libressl in /usr/local/opt that we can use... " >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have OpenSSL/libressl in /usr/local/opt that we can use" >&5
+printf %s "checking whether we have OpenSSL/libressl in /usr/local/opt that we can use... " >&6; }
 		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <openssl/ssl.h>
 
 int
-main ()
+main (void)
 {
 
 SSL_library_init();
@@ -8314,19 +8670,20 @@ return 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			HAVE_OPENSSL=yes
 			OPENSSL_CFLAGS="-I/usr/local/opt/openssl/include"
 			OPENSSL_LIBS="-L/usr/local/opt/openssl/lib -lssl -lcrypto"
 
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 		CFLAGS="$save_CFLAGS"
 		LIBS="$save_LIBS"
@@ -8337,56 +8694,58 @@ rm -f core conftest.err conftest.$ac_objext \
 	#
 	if test "x$HAVE_OPENSSL" = "xyes"; then
 
-$as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
+printf "%s\n" "#define HAVE_OPENSSL 1" >>confdefs.h
 
 		CFLAGS="$CFLAGS $OPENSSL_CFLAGS"
 		LIBS="$LIBS $OPENSSL_LIBS"
 	else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: OpenSSL not found" >&5
-$as_echo "$as_me: OpenSSL not found" >&6;}
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: OpenSSL not found" >&5
+printf "%s\n" "$as_me: OpenSSL not found" >&6;}
 	fi
 
 
-$as_echo "#define ENABLE_REMOTE /**/" >>confdefs.h
+printf "%s\n" "#define ENABLE_REMOTE /**/" >>confdefs.h
 
 	REMOTE_C_SRC="$REMOTE_C_SRC pcap-new.c pcap-rpcap.c rpcap-protocol.c sockutils.c sslutils.c"
 	BUILD_RPCAPD=build-rpcapd
 	INSTALL_RPCAPD=install-rpcapd
 	;;
-*)	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+*)	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	;;
 esac
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build optimizer debugging code" >&5
-$as_echo_n "checking whether to build optimizer debugging code... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to build optimizer debugging code" >&5
+printf %s "checking whether to build optimizer debugging code... " >&6; }
 # Check whether --enable-optimizer-dbg was given.
-if test "${enable_optimizer_dbg+set}" = set; then :
+if test ${enable_optimizer_dbg+y}
+then :
   enableval=$enable_optimizer_dbg;
 fi
 
 if test "$enable_optimizer_dbg" = "yes"; then
 
-$as_echo "#define BDEBUG 1" >>confdefs.h
+printf "%s\n" "#define BDEBUG 1" >>confdefs.h
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${enable_optimizer_dbg-no}" >&5
-$as_echo "${enable_optimizer_dbg-no}" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${enable_optimizer_dbg-no}" >&5
+printf "%s\n" "${enable_optimizer_dbg-no}" >&6; }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build parser debugging code" >&5
-$as_echo_n "checking whether to build parser debugging code... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to build parser debugging code" >&5
+printf %s "checking whether to build parser debugging code... " >&6; }
 # Check whether --enable-yydebug was given.
-if test "${enable_yydebug+set}" = set; then :
+if test ${enable_yydebug+y}
+then :
   enableval=$enable_yydebug;
 fi
 
 if test "$enable_yydebug" = "yes"; then
 
-$as_echo "#define YYDEBUG 1" >>confdefs.h
+printf "%s\n" "#define YYDEBUG 1" >>confdefs.h
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${enable_yydebug-no}" >&5
-$as_echo "${enable_yydebug-no}" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${enable_yydebug-no}" >&5
+printf "%s\n" "${enable_yydebug-no}" >&6; }
 
 #
 # Do various checks for various OSes and versions of those OSes.
@@ -8405,7 +8764,7 @@ case "$host_os" in
 
 aix*)
 
-$as_echo "#define _SUN 1" >>confdefs.h
+printf "%s\n" "#define _SUN 1" >>confdefs.h
 
 
 	#
@@ -8429,11 +8788,11 @@ $as_echo "#define _SUN 1" >>confdefs.h
 		# STREAMS routines.
 		#
 		pseexe="/lib/pse.exp"
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $pseexe" >&5
-$as_echo_n "checking for $pseexe... " >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $pseexe" >&5
+printf %s "checking for $pseexe... " >&6; }
 		if test -f $pseexe ; then
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			LIBS="-I:$pseexe"
 		fi
 		;;
@@ -8452,7 +8811,8 @@ darwin*)
 	DYEXT="dylib"
 	V_CCOPT="$V_CCOPT -fno-common"
 	# Check whether --enable-universal was given.
-if test "${enable_universal+set}" = set; then :
+if test ${enable_universal+y}
+then :
   enableval=$enable_universal;
 fi
 
@@ -8567,25 +8927,26 @@ fi
 			# install the /usr/include headers if they
 			# want to build fat.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether building for 32-bit x86 is supported" >&5
-$as_echo_n "checking whether building for 32-bit x86 is supported... " >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether building for 32-bit x86 is supported" >&5
+printf %s "checking whether building for 32-bit x86 is supported... " >&6; }
 			save_CFLAGS="$CFLAGS"
 			CFLAGS="$CFLAGS -arch i386"
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 				V_LIB_CCOPT_FAT="-arch x86_64"
 				V_LIB_LDFLAGS_FAT="-arch x86_64"
 
@@ -8601,10 +8962,10 @@ $as_echo "yes" >&6; }
 					V_LIB_LDFLAGS_FAT="$V_LIB_LDFLAGS_FAT -arch i386"
 				fi
 
-else
+else $as_nop
 
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 				V_LIB_CCOPT_FAT="-arch x86_64"
 				V_LIB_LDFLAGS_FAT="-arch x86_64"
 				case "$host_os" in
@@ -8615,8 +8976,8 @@ $as_echo "no" >&6; }
 					# /usr/include headers to get
 					# 32-bit x86 builds to work.
 					#
-					{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools and, after that, installing the /usr/include headers from the /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg package" >&5
-$as_echo "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools and, after that, installing the /usr/include headers from the /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg package" >&2;}
+					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools and, after that, installing the /usr/include headers from the /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg package" >&5
+printf "%s\n" "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools and, after that, installing the /usr/include headers from the /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg package" >&2;}
 					;;
 
 				*)
@@ -8625,13 +8986,13 @@ $as_echo "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installi
 					# tools should be sufficient to
 					# enable 32-bit x86 builds.
 					#
-					{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools" >&5
-$as_echo "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools" >&2;}
+					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools" >&5
+printf "%s\n" "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools" >&2;}
 					;;
 				esac
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 			CFLAGS="$save_CFLAGS"
 			;;
@@ -8641,7 +9002,7 @@ rm -f core conftest.err conftest.$ac_objext \
 
 hpux9*)
 
-$as_echo "#define HAVE_HPUX9 1" >>confdefs.h
+printf "%s\n" "#define HAVE_HPUX9 1" >>confdefs.h
 
 
 	#
@@ -8674,7 +9035,7 @@ hpux10.1*)
 
 hpux*)
 
-$as_echo "#define HAVE_HPUX10_20_OR_LATER 1" >>confdefs.h
+printf "%s\n" "#define HAVE_HPUX10_20_OR_LATER 1" >>confdefs.h
 
 	if test "`uname -m`" = "ia64"; then
 		DYEXT="so"
@@ -8732,42 +9093,44 @@ osf*)
 	;;
 
 sinix*)
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if SINIX compiler defines sinix" >&5
-$as_echo_n "checking if SINIX compiler defines sinix... " >&6; }
-	if ${ac_cv_cc_sinix_defined+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if SINIX compiler defines sinix" >&5
+printf %s "checking if SINIX compiler defines sinix... " >&6; }
+	if test ${ac_cv_cc_sinix_defined+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 int i = sinix;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_cc_sinix_defined=yes
-else
+else $as_nop
   ac_cv_cc_sinix_defined=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cc_sinix_defined" >&5
-$as_echo "$ac_cv_cc_sinix_defined" >&6; }
+	    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cc_sinix_defined" >&5
+printf "%s\n" "$ac_cv_cc_sinix_defined" >&6; }
 	    if test $ac_cv_cc_sinix_defined = no ; then
 
-$as_echo "#define sinix 1" >>confdefs.h
+printf "%s\n" "#define sinix 1" >>confdefs.h
 
 	    fi
 	;;
 
 solaris*)
 
-$as_echo "#define HAVE_SOLARIS 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SOLARIS 1" >>confdefs.h
 
 
 	DYEXT="so"
@@ -8800,7 +9163,8 @@ $as_echo "#define HAVE_SOLARIS 1" >>confdefs.h
 esac
 
 # Check whether --enable-shared was given.
-if test "${enable_shared+set}" = set; then :
+if test ${enable_shared+y}
+then :
   enableval=$enable_shared;
 fi
 
@@ -8809,11 +9173,12 @@ test "x$enable_shared" != "xyes" && DYEXT="none"
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_RANLIB+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_RANLIB+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 else
@@ -8821,11 +9186,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -8836,11 +9205,11 @@ fi
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
-$as_echo "$RANLIB" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
+printf "%s\n" "$RANLIB" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -8849,11 +9218,12 @@ if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_RANLIB+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
 else
@@ -8861,11 +9231,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -8876,11 +9250,11 @@ fi
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
-$as_echo "$ac_ct_RANLIB" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
+printf "%s\n" "$ac_ct_RANLIB" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_RANLIB" = x; then
@@ -8888,8 +9262,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     RANLIB=$ac_ct_RANLIB
@@ -8901,11 +9275,12 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AR+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_AR+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$AR"; then
   ac_cv_prog_AR="$AR" # Let the user override the test.
 else
@@ -8913,11 +9288,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_AR="${ac_tool_prefix}ar"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -8928,11 +9307,11 @@ fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
-$as_echo "$AR" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+printf "%s\n" "$AR" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -8941,11 +9320,12 @@ if test -z "$ac_cv_prog_AR"; then
   ac_ct_AR=$AR
   # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_AR+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_AR+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_AR"; then
   ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
 else
@@ -8953,11 +9333,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_AR="ar"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -8968,11 +9352,11 @@ fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
-$as_echo "$ac_ct_AR" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+printf "%s\n" "$ac_ct_AR" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_AR" = x; then
@@ -8980,8 +9364,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     AR=$ac_ct_AR
@@ -8991,15 +9375,15 @@ else
 fi
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
-$as_echo_n "checking whether ln -s works... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
+printf %s "checking whether ln -s works... " >&6; }
 LN_S=$as_ln_s
 if test "$LN_S" = "ln -s"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
-$as_echo "no, using $LN_S" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
+printf "%s\n" "no, using $LN_S" >&6; }
 fi
 
 
@@ -9014,25 +9398,26 @@ rm -f os-proto.h
 	    #
 	    if test "$ac_lbl_cc_dont_try_gcc_dashW" != yes; then
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler fails when given an unknown warning option" >&5
-$as_echo_n "checking whether the compiler fails when given an unknown warning option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler fails when given an unknown warning option" >&5
+printf %s "checking whether the compiler fails when given an unknown warning option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wxyzzy-this-will-never-succeed-xyzzy"
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		#
 		# We're assuming this is clang, where
 		# -Werror=unknown-warning-option is the appropriate
@@ -9040,18 +9425,18 @@ $as_echo "no" >&6; }
 		#
 		ac_lbl_unknown_warning_option_error="-Werror=unknown-warning-option"
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 	CFLAGS="$save_CFLAGS"
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -W option" >&5
-$as_echo_n "checking whether the compiler supports the -W option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -W option" >&5
+printf %s "checking whether the compiler supports the -W option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-W" : "x-W.*" >/dev/null
 	then
@@ -9069,17 +9454,18 @@ $as_echo_n "checking whether the compiler supports the -W option... " >&6; }
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9090,31 +9476,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -W " >&5
-$as_echo_n "checking whether -W ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -W " >&5
+printf %s "checking whether -W ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9122,18 +9509,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -W"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wall option" >&5
-$as_echo_n "checking whether the compiler supports the -Wall option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wall option" >&5
+printf %s "checking whether the compiler supports the -Wall option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wall" : "x-W.*" >/dev/null
 	then
@@ -9151,17 +9538,18 @@ $as_echo_n "checking whether the compiler supports the -Wall option... " >&6; }
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9172,31 +9560,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wall " >&5
-$as_echo_n "checking whether -Wall ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wall " >&5
+printf %s "checking whether -Wall ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9204,18 +9593,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wall"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wcomma option" >&5
-$as_echo_n "checking whether the compiler supports the -Wcomma option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wcomma option" >&5
+printf %s "checking whether the compiler supports the -Wcomma option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wcomma" : "x-W.*" >/dev/null
 	then
@@ -9233,17 +9622,18 @@ $as_echo_n "checking whether the compiler supports the -Wcomma option... " >&6;
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9254,31 +9644,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wcomma " >&5
-$as_echo_n "checking whether -Wcomma ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wcomma " >&5
+printf %s "checking whether -Wcomma ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9286,18 +9677,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wcomma"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wdocumentation option" >&5
-$as_echo_n "checking whether the compiler supports the -Wdocumentation option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wdocumentation option" >&5
+printf %s "checking whether the compiler supports the -Wdocumentation option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wdocumentation" : "x-W.*" >/dev/null
 	then
@@ -9315,17 +9706,18 @@ $as_echo_n "checking whether the compiler supports the -Wdocumentation option...
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9336,31 +9728,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wdocumentation " >&5
-$as_echo_n "checking whether -Wdocumentation ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wdocumentation " >&5
+printf %s "checking whether -Wdocumentation ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9368,18 +9761,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wdocumentation"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wformat-nonliteral option" >&5
-$as_echo_n "checking whether the compiler supports the -Wformat-nonliteral option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wformat-nonliteral option" >&5
+printf %s "checking whether the compiler supports the -Wformat-nonliteral option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wformat-nonliteral" : "x-W.*" >/dev/null
 	then
@@ -9397,17 +9790,18 @@ $as_echo_n "checking whether the compiler supports the -Wformat-nonliteral optio
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9418,31 +9812,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wformat-nonliteral " >&5
-$as_echo_n "checking whether -Wformat-nonliteral ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wformat-nonliteral " >&5
+printf %s "checking whether -Wformat-nonliteral ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9450,18 +9845,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wformat-nonliteral"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-noreturn option" >&5
-$as_echo_n "checking whether the compiler supports the -Wmissing-noreturn option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-noreturn option" >&5
+printf %s "checking whether the compiler supports the -Wmissing-noreturn option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wmissing-noreturn" : "x-W.*" >/dev/null
 	then
@@ -9479,17 +9874,18 @@ $as_echo_n "checking whether the compiler supports the -Wmissing-noreturn option
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9500,31 +9896,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-noreturn " >&5
-$as_echo_n "checking whether -Wmissing-noreturn ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-noreturn " >&5
+printf %s "checking whether -Wmissing-noreturn ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9532,18 +9929,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wmissing-noreturn"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-prototypes option" >&5
-$as_echo_n "checking whether the compiler supports the -Wmissing-prototypes option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-prototypes option" >&5
+printf %s "checking whether the compiler supports the -Wmissing-prototypes option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wmissing-prototypes" : "x-W.*" >/dev/null
 	then
@@ -9561,17 +9958,18 @@ $as_echo_n "checking whether the compiler supports the -Wmissing-prototypes opti
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9582,31 +9980,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-prototypes " >&5
-$as_echo_n "checking whether -Wmissing-prototypes ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-prototypes " >&5
+printf %s "checking whether -Wmissing-prototypes ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9614,18 +10013,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wmissing-prototypes"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-variable-declarations option" >&5
-$as_echo_n "checking whether the compiler supports the -Wmissing-variable-declarations option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-variable-declarations option" >&5
+printf %s "checking whether the compiler supports the -Wmissing-variable-declarations option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wmissing-variable-declarations" : "x-W.*" >/dev/null
 	then
@@ -9643,17 +10042,18 @@ $as_echo_n "checking whether the compiler supports the -Wmissing-variable-declar
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9664,31 +10064,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-variable-declarations " >&5
-$as_echo_n "checking whether -Wmissing-variable-declarations ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-variable-declarations " >&5
+printf %s "checking whether -Wmissing-variable-declarations ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9696,18 +10097,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wmissing-variable-declarations"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-arith option" >&5
-$as_echo_n "checking whether the compiler supports the -Wpointer-arith option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-arith option" >&5
+printf %s "checking whether the compiler supports the -Wpointer-arith option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wpointer-arith" : "x-W.*" >/dev/null
 	then
@@ -9725,17 +10126,18 @@ $as_echo_n "checking whether the compiler supports the -Wpointer-arith option...
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9746,31 +10148,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wpointer-arith " >&5
-$as_echo_n "checking whether -Wpointer-arith ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wpointer-arith " >&5
+printf %s "checking whether -Wpointer-arith ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9778,18 +10181,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wpointer-arith"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-sign option" >&5
-$as_echo_n "checking whether the compiler supports the -Wpointer-sign option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-sign option" >&5
+printf %s "checking whether the compiler supports the -Wpointer-sign option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wpointer-sign" : "x-W.*" >/dev/null
 	then
@@ -9807,17 +10210,18 @@ $as_echo_n "checking whether the compiler supports the -Wpointer-sign option...
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9828,31 +10232,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wpointer-sign " >&5
-$as_echo_n "checking whether -Wpointer-sign ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wpointer-sign " >&5
+printf %s "checking whether -Wpointer-sign ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9860,18 +10265,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wpointer-sign"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshadow option" >&5
-$as_echo_n "checking whether the compiler supports the -Wshadow option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshadow option" >&5
+printf %s "checking whether the compiler supports the -Wshadow option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wshadow" : "x-W.*" >/dev/null
 	then
@@ -9889,17 +10294,18 @@ $as_echo_n "checking whether the compiler supports the -Wshadow option... " >&6;
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9910,31 +10316,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wshadow " >&5
-$as_echo_n "checking whether -Wshadow ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wshadow " >&5
+printf %s "checking whether -Wshadow ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -9942,18 +10349,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wshadow"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wsign-compare option" >&5
-$as_echo_n "checking whether the compiler supports the -Wsign-compare option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wsign-compare option" >&5
+printf %s "checking whether the compiler supports the -Wsign-compare option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wsign-compare" : "x-W.*" >/dev/null
 	then
@@ -9971,17 +10378,18 @@ $as_echo_n "checking whether the compiler supports the -Wsign-compare option...
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -9992,31 +10400,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wsign-compare " >&5
-$as_echo_n "checking whether -Wsign-compare ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wsign-compare " >&5
+printf %s "checking whether -Wsign-compare ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -10024,18 +10433,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wsign-compare"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wstrict-prototypes option" >&5
-$as_echo_n "checking whether the compiler supports the -Wstrict-prototypes option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wstrict-prototypes option" >&5
+printf %s "checking whether the compiler supports the -Wstrict-prototypes option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wstrict-prototypes" : "x-W.*" >/dev/null
 	then
@@ -10053,17 +10462,18 @@ $as_echo_n "checking whether the compiler supports the -Wstrict-prototypes optio
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -10074,31 +10484,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wstrict-prototypes " >&5
-$as_echo_n "checking whether -Wstrict-prototypes ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wstrict-prototypes " >&5
+printf %s "checking whether -Wstrict-prototypes ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -10106,18 +10517,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wstrict-prototypes"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunused-parameter option" >&5
-$as_echo_n "checking whether the compiler supports the -Wunused-parameter option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunused-parameter option" >&5
+printf %s "checking whether the compiler supports the -Wunused-parameter option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wunused-parameter" : "x-W.*" >/dev/null
 	then
@@ -10135,17 +10546,18 @@ $as_echo_n "checking whether the compiler supports the -Wunused-parameter option
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -10156,31 +10568,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wunused-parameter " >&5
-$as_echo_n "checking whether -Wunused-parameter ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wunused-parameter " >&5
+printf %s "checking whether -Wunused-parameter ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -10188,18 +10601,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wunused-parameter"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wused-but-marked-unused option" >&5
-$as_echo_n "checking whether the compiler supports the -Wused-but-marked-unused option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wused-but-marked-unused option" >&5
+printf %s "checking whether the compiler supports the -Wused-but-marked-unused option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wused-but-marked-unused" : "x-W.*" >/dev/null
 	then
@@ -10217,17 +10630,18 @@ $as_echo_n "checking whether the compiler supports the -Wused-but-marked-unused
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -10238,31 +10652,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wused-but-marked-unused " >&5
-$as_echo_n "checking whether -Wused-but-marked-unused ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wused-but-marked-unused " >&5
+printf %s "checking whether -Wused-but-marked-unused ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -10270,14 +10685,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wused-but-marked-unused"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 		    # Warns about safeguards added in case the enums are
 		    # extended
@@ -10307,8 +10722,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    # branch will never be reached.)
 		    #
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunreachable-code option" >&5
-$as_echo_n "checking whether the compiler supports the -Wunreachable-code option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunreachable-code option" >&5
+printf %s "checking whether the compiler supports the -Wunreachable-code option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wunreachable-code" : "x-W.*" >/dev/null
 	then
@@ -10326,17 +10741,18 @@ $as_echo_n "checking whether the compiler supports the -Wunreachable-code option
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -10347,8 +10763,8 @@ $as_echo "yes" >&6; }
 		if test "xgenerates warnings from ntohs()" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wunreachable-code generates warnings from ntohs()" >&5
-$as_echo_n "checking whether -Wunreachable-code generates warnings from ntohs()... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wunreachable-code generates warnings from ntohs()" >&5
+printf %s "checking whether -Wunreachable-code generates warnings from ntohs()... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <arpa/inet.h>
@@ -10360,25 +10776,26 @@ testme(unsigned short a)
 }
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -10386,18 +10803,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wunreachable-code"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshorten-64-to-32 option" >&5
-$as_echo_n "checking whether the compiler supports the -Wshorten-64-to-32 option... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshorten-64-to-32 option" >&5
+printf %s "checking whether the compiler supports the -Wshorten-64-to-32 option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	if expr "x-Wshorten-64-to-32" : "x-W.*" >/dev/null
 	then
@@ -10415,17 +10832,18 @@ $as_echo_n "checking whether the compiler supports the -Wshorten-64-to-32 option
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 return 0
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -10436,31 +10854,32 @@ $as_echo "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wshorten-64-to-32 " >&5
-$as_echo_n "checking whether -Wshorten-64-to-32 ... " >&6; }
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wshorten-64-to-32 " >&5
+printf %s "checking whether -Wshorten-64-to-32 ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 			#
 			# Not a problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
-else
+else $as_nop
 
 			#
 			# A problem.
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -10468,19 +10887,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wshorten-64-to-32"
 		fi
 
-else
+else $as_nop
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 	    fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports generating dependencies" >&5
-$as_echo_n "checking whether the compiler supports generating dependencies... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports generating dependencies" >&5
+printf %s "checking whether the compiler supports generating dependencies... " >&6; }
 	if test "$GCC" = yes ; then
 		#
 		# GCC, or a compiler deemed to be GCC by AC_PROG_CC (even
@@ -10549,18 +10968,18 @@ $as_echo_n "checking whether the compiler supports generating dependencies... "
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-		if { { $as_echo "$as_me:${as_lineno-$LINENO}: eval \"\$CC \$ac_lbl_dependency_flag conftest.c >/dev/null 2>&1\""; } >&5
+		if { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: eval \"\$CC \$ac_lbl_dependency_flag conftest.c >/dev/null 2>&1\""; } >&5
   (eval "$CC $ac_lbl_dependency_flag conftest.c >/dev/null 2>&1") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes, with $ac_lbl_dependency_flag" >&5
-$as_echo "yes, with $ac_lbl_dependency_flag" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes, with $ac_lbl_dependency_flag" >&5
+printf "%s\n" "yes, with $ac_lbl_dependency_flag" >&6; }
 			DEPENDENCY_CFLAG="$ac_lbl_dependency_flag"
 			MKDEP='${top_srcdir}/mkdep'
 		else
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 			#
 			# We can't run mkdep, so have "make depend" do
 			# nothing.
@@ -10569,8 +10988,8 @@ $as_echo "no" >&6; }
 		fi
 		rm -rf conftest*
 	else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		#
 		# We can't run mkdep, so have "make depend" do
 		# nothing.
@@ -10593,11 +11012,11 @@ $as_echo "no" >&6; }
 	    if test -f $name ; then
 		    ln -s $name os-proto.h
 
-$as_echo "#define HAVE_OS_PROTO_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_OS_PROTO_H 1" >>confdefs.h
 
 	    else
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: can't find $name" >&5
-$as_echo "$as_me: WARNING: can't find $name" >&2;}
+		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: can't find $name" >&5
+printf "%s\n" "$as_me: WARNING: can't find $name" >&2;}
 	    fi
     fi
 
@@ -10609,11 +11028,10 @@ ac_fn_c_check_member "$LINENO" "struct sockaddr" "sa_len" "ac_cv_member_struct_s
 	#include <sys/socket.h>
 
 "
-if test "x$ac_cv_member_struct_sockaddr_sa_len" = xyes; then :
+if test "x$ac_cv_member_struct_sockaddr_sa_len" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_SOCKADDR_SA_LEN 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_SOCKADDR_SA_LEN 1" >>confdefs.h
 
 
 fi
@@ -10627,11 +11045,10 @@ ac_fn_c_check_type "$LINENO" "struct sockaddr_storage" "ac_cv_type_struct_sockad
 	#include <sys/socket.h>
 
 "
-if test "x$ac_cv_type_struct_sockaddr_storage" = xyes; then :
+if test "x$ac_cv_type_struct_sockaddr_storage" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_SOCKADDR_STORAGE 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_SOCKADDR_STORAGE 1" >>confdefs.h
 
 
 fi
@@ -10654,11 +11071,10 @@ ac_fn_c_check_member "$LINENO" "dl_hp_ppa_info_t" "dl_module_id_1" "ac_cv_member
 	#include <sys/dlpi_ext.h>
 
 "
-if test "x$ac_cv_member_dl_hp_ppa_info_t_dl_module_id_1" = xyes; then :
+if test "x$ac_cv_member_dl_hp_ppa_info_t_dl_module_id_1" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DL_HP_PPA_INFO_T_DL_MODULE_ID_1 1
-_ACEOF
+printf "%s\n" "#define HAVE_DL_HP_PPA_INFO_T_DL_MODULE_ID_1 1" >>confdefs.h
 
 
 fi
@@ -10697,9 +11113,10 @@ fi
 # Various Linux-specific mechanisms.
 #
 # Check whether --enable-usb was given.
-if test "${enable_usb+set}" = set; then :
+if test ${enable_usb+y}
+then :
   enableval=$enable_usb;
-else
+else $as_nop
   enable_usb=no
 fi
 
@@ -10711,72 +11128,55 @@ fi
 if test "xxx_only" != yes; then
   case "$host_os" in
   linux*)
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Linux usbmon USB sniffing support" >&5
-$as_echo_n "checking for Linux usbmon USB sniffing support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Linux usbmon USB sniffing support" >&5
+printf %s "checking for Linux usbmon USB sniffing support... " >&6; }
     if test "x$enable_usb" != "xno" ; then
 
-$as_echo "#define PCAP_SUPPORT_LINUX_USBMON 1" >>confdefs.h
+printf "%s\n" "#define PCAP_SUPPORT_LINUX_USBMON 1" >>confdefs.h
 
       MODULE_C_SRC="$MODULE_C_SRC pcap-usb-linux.c"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
       ac_usb_dev_name=`udevinfo -q name -p /sys/class/usb_device/usbmon 2>/dev/null`
       if test $? -ne 0 ; then
         ac_usb_dev_name="usbmon"
       fi
 
-cat >>confdefs.h <<_ACEOF
-#define LINUX_USB_MON_DEV "/dev/$ac_usb_dev_name"
-_ACEOF
+printf "%s\n" "#define LINUX_USB_MON_DEV \"/dev/$ac_usb_dev_name\"" >>confdefs.h
 
-      { $as_echo "$as_me:${as_lineno-$LINENO}: Device for USB sniffing is /dev/$ac_usb_dev_name" >&5
-$as_echo "$as_me: Device for USB sniffing is /dev/$ac_usb_dev_name" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Device for USB sniffing is /dev/$ac_usb_dev_name" >&5
+printf "%s\n" "$as_me: Device for USB sniffing is /dev/$ac_usb_dev_name" >&6;}
       #
       # Do we have a version of <linux/compiler.h> available?
       # If so, we might need it for <linux/usbdevice_fs.h>.
       #
-      for ac_header in linux/compiler.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "linux/compiler.h" "ac_cv_header_linux_compiler_h" "$ac_includes_default"
-if test "x$ac_cv_header_linux_compiler_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LINUX_COMPILER_H 1
-_ACEOF
+      ac_fn_c_check_header_compile "$LINENO" "linux/compiler.h" "ac_cv_header_linux_compiler_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_compiler_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LINUX_COMPILER_H 1" >>confdefs.h
 
 fi
 
-done
-
       if test "$ac_cv_header_linux_compiler_h" = yes; then
         #
         # Yes - include it when testing for <linux/usbdevice_fs.h>.
         #
-        for ac_header in linux/usbdevice_fs.h
-do :
-  ac_fn_c_check_header_compile "$LINENO" "linux/usbdevice_fs.h" "ac_cv_header_linux_usbdevice_fs_h" "#include <linux/compiler.h>
+        ac_fn_c_check_header_compile "$LINENO" "linux/usbdevice_fs.h" "ac_cv_header_linux_usbdevice_fs_h" "#include <linux/compiler.h>
 "
-if test "x$ac_cv_header_linux_usbdevice_fs_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LINUX_USBDEVICE_FS_H 1
-_ACEOF
+if test "x$ac_cv_header_linux_usbdevice_fs_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LINUX_USBDEVICE_FS_H 1" >>confdefs.h
 
 fi
 
-done
-
       else
-        for ac_header in linux/usbdevice_fs.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "linux/usbdevice_fs.h" "ac_cv_header_linux_usbdevice_fs_h" "$ac_includes_default"
-if test "x$ac_cv_header_linux_usbdevice_fs_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LINUX_USBDEVICE_FS_H 1
-_ACEOF
+        ac_fn_c_check_header_compile "$LINENO" "linux/usbdevice_fs.h" "ac_cv_header_linux_usbdevice_fs_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_usbdevice_fs_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LINUX_USBDEVICE_FS_H 1" >>confdefs.h
 
 fi
 
-done
-
       fi
       if test "$ac_cv_header_linux_usbdevice_fs_h" = yes; then
         #
@@ -10793,19 +11193,18 @@ done
             #include <linux/usbdevice_fs.h>
 
 "
-if test "x$ac_cv_member_struct_usbdevfs_ctrltransfer_bRequestType" = xyes; then :
+if test "x$ac_cv_member_struct_usbdevfs_ctrltransfer_bRequestType" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_USBDEVFS_CTRLTRANSFER_BREQUESTTYPE 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_USBDEVFS_CTRLTRANSFER_BREQUESTTYPE 1" >>confdefs.h
 
 
 fi
 
       fi
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
     #
@@ -10816,11 +11215,12 @@ $as_echo "no" >&6; }
     # Check whether the includes Just Work.  If not, don't turn on
     # netfilter support.
     #
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we can compile the netfilter support" >&5
-$as_echo_n "checking whether we can compile the netfilter support... " >&6; }
-    if ${ac_cv_netfilter_can_compile+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we can compile the netfilter support" >&5
+printf %s "checking whether we can compile the netfilter support... " >&6; }
+    if test ${ac_cv_netfilter_can_compile+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -10835,26 +11235,27 @@ $ac_includes_default
 #include <linux/netfilter/nfnetlink_log.h>
 #include <linux/netfilter/nfnetlink_queue.h>
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_netfilter_can_compile=yes
-else
+else $as_nop
   ac_cv_netfilter_can_compile=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_netfilter_can_compile" >&5
-$as_echo "$ac_cv_netfilter_can_compile" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_netfilter_can_compile" >&5
+printf "%s\n" "$ac_cv_netfilter_can_compile" >&6; }
     if test $ac_cv_netfilter_can_compile = yes ; then
 
-$as_echo "#define PCAP_SUPPORT_NETFILTER 1" >>confdefs.h
+printf "%s\n" "#define PCAP_SUPPORT_NETFILTER 1" >>confdefs.h
 
       MODULE_C_SRC="$MODULE_C_SRC pcap-netfilter-linux.c"
     fi
@@ -10865,9 +11266,10 @@ fi
 
 
 # Check whether --enable-netmap was given.
-if test "${enable_netmap+set}" = set; then :
+if test ${enable_netmap+y}
+then :
   enableval=$enable_netmap;
-else
+else $as_nop
   enable_netmap=yes
 fi
 
@@ -10879,11 +11281,12 @@ if test "x$enable_netmap" != "xno" ; then
 	# is defined, for example, as it includes a non-existent malloc.h
 	# header.
 	#
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we can compile the netmap support" >&5
-$as_echo_n "checking whether we can compile the netmap support... " >&6; }
-	if ${ac_cv_net_netmap_user_can_compile+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we can compile the netmap support" >&5
+printf %s "checking whether we can compile the netmap support... " >&6; }
+	if test ${ac_cv_net_netmap_user_can_compile+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -10891,26 +11294,27 @@ $ac_includes_default
 #define NETMAP_WITH_LIBS
 #include <net/netmap_user.h>
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_net_netmap_user_can_compile=yes
-else
+else $as_nop
   ac_cv_net_netmap_user_can_compile=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_net_netmap_user_can_compile" >&5
-$as_echo "$ac_cv_net_netmap_user_can_compile" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_net_netmap_user_can_compile" >&5
+printf "%s\n" "$ac_cv_net_netmap_user_can_compile" >&6; }
 	if test $ac_cv_net_netmap_user_can_compile = yes ; then
 
-$as_echo "#define PCAP_SUPPORT_NETMAP 1" >>confdefs.h
+printf "%s\n" "#define PCAP_SUPPORT_NETMAP 1" >>confdefs.h
 
 	    MODULE_C_SRC="$MODULE_C_SRC pcap-netmap.c"
 	fi
@@ -10920,7 +11324,8 @@ fi
 # Check for DPDK support.
 
 # Check whether --with-dpdk was given.
-if test "${with_dpdk+set}" = set; then :
+if test ${with_dpdk+y}
+then :
   withval=$with_dpdk;
 	if test "$withval" = no
 	then
@@ -10937,7 +11342,7 @@ if test "${with_dpdk+set}" = set; then :
 		dpdk_dir=$withval
 	fi
 
-else
+else $as_nop
 
 	if test "$V_PCAP" = dpdk; then
 		# User requested DPDK-only libpcap, so we'd better have
@@ -10964,18 +11369,18 @@ if test "$want_dpdk" != no; then
 		# We have pkg-config; see if we have DPDK installed
 		# as a package.
 		#
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for DPDK with pkg-config" >&5
-$as_echo_n "checking for DPDK with pkg-config... " >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for DPDK with pkg-config" >&5
+printf %s "checking for DPDK with pkg-config... " >&6; }
 		if "$PKGCONFIG" libdpdk
 		then
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
-$as_echo "found" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
+printf "%s\n" "found" >&6; }
 			found_dpdk_with_pkg_config=yes
 			DPDK_CFLAGS=`"$PKGCONFIG" --cflags libdpdk`
 			DPDK_LDFLAGS=`"$PKGCONFIG" --libs libdpdk`
 		else
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-$as_echo "not found" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+printf "%s\n" "not found" >&6; }
 		fi
 	fi
 
@@ -11055,34 +11460,36 @@ $as_echo "not found" >&6; }
 	LIBS="$LIBS $DPDK_LDFLAGS"
 	LDFLAGS="$LDFLAGS $DPDK_LDFLAGS"
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we can compile the DPDK support" >&5
-$as_echo_n "checking whether we can compile the DPDK support... " >&6; }
-	if ${ac_cv_dpdk_can_compile+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we can compile the DPDK support" >&5
+printf %s "checking whether we can compile the DPDK support... " >&6; }
+	if test ${ac_cv_dpdk_can_compile+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 $ac_includes_default
 #include <rte_common.h>
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_dpdk_can_compile=yes
-else
+else $as_nop
   ac_cv_dpdk_can_compile=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_dpdk_can_compile" >&5
-$as_echo "$ac_cv_dpdk_can_compile" >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_dpdk_can_compile" >&5
+printf "%s\n" "$ac_cv_dpdk_can_compile" >&6; }
 
 	#
 	# We include rte_bus.h, and older versions of DPDK
@@ -11101,12 +11508,12 @@ $as_echo "$ac_cv_dpdk_can_compile" >&6; }
 		#
 		save_CPPFLAGS="$CPPFLAGS"
 		CPPFLAGS="$CPPFLAGS $DPDK_CFLAGS"
-		ac_fn_c_check_header_mongrel "$LINENO" "rte_bus.h" "ac_cv_header_rte_bus_h" "$ac_includes_default"
-if test "x$ac_cv_header_rte_bus_h" = xyes; then :
+		ac_fn_c_check_header_compile "$LINENO" "rte_bus.h" "ac_cv_header_rte_bus_h" "$ac_includes_default"
+if test "x$ac_cv_header_rte_bus_h" = xyes
+then :
 
 fi
 
-
 		CPPFLAGS="$save_CPPFLAGS"
 	fi
 
@@ -11116,7 +11523,8 @@ fi
 	#
 	if test "$ac_cv_header_rte_bus_h" = yes; then
 		ac_fn_c_check_func "$LINENO" "rte_eth_dev_count_avail" "ac_cv_func_rte_eth_dev_count_avail"
-if test "x$ac_cv_func_rte_eth_dev_count_avail" = xyes; then :
+if test "x$ac_cv_func_rte_eth_dev_count_avail" = xyes
+then :
 
 fi
 
@@ -11132,7 +11540,7 @@ fi
 		LDFLAGS="$LDFLAGS $DPDK_LDFLAGS"
 		V_INCLS="$V_INCLS $DPDK_CFLAGS"
 
-$as_echo "#define PCAP_SUPPORT_DPDK 1" >>confdefs.h
+printf "%s\n" "#define PCAP_SUPPORT_DPDK 1" >>confdefs.h
 
 		if test $V_PCAP != dpdk ; then
 			MODULE_C_SRC="$MODULE_C_SRC pcap-dpdk.c"
@@ -11148,11 +11556,10 @@ $as_echo "#define PCAP_SUPPORT_DPDK 1" >>confdefs.h
 			#include <rte_ether.h>
 
 "
-if test "x$ac_cv_type_struct_rte_ether_addr" = xyes; then :
+if test "x$ac_cv_type_struct_rte_ether_addr" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_RTE_ETHER_ADDR 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_RTE_ETHER_ADDR 1" >>confdefs.h
 
 
 fi
@@ -11204,9 +11611,10 @@ fi
 
 
 # Check whether --enable-bluetooth was given.
-if test "${enable_bluetooth+set}" = set; then :
+if test ${enable_bluetooth+y}
+then :
   enableval=$enable_bluetooth;
-else
+else $as_nop
   enable_bluetooth=no
 fi
 
@@ -11220,19 +11628,20 @@ fi
 if test "x$enable_bluetooth" != "xno" ; then
 		case "$host_os" in
 	linux*)
-		ac_fn_c_check_header_mongrel "$LINENO" "bluetooth/bluetooth.h" "ac_cv_header_bluetooth_bluetooth_h" "$ac_includes_default"
-if test "x$ac_cv_header_bluetooth_bluetooth_h" = xyes; then :
+		ac_fn_c_check_header_compile "$LINENO" "bluetooth/bluetooth.h" "ac_cv_header_bluetooth_bluetooth_h" "$ac_includes_default"
+if test "x$ac_cv_header_bluetooth_bluetooth_h" = xyes
+then :
 
 			#
 			# We have bluetooth.h, so we support Bluetooth
 			# sniffing.
 			#
 
-$as_echo "#define PCAP_SUPPORT_BT 1" >>confdefs.h
+printf "%s\n" "#define PCAP_SUPPORT_BT 1" >>confdefs.h
 
 			MODULE_C_SRC="$MODULE_C_SRC pcap-bt-linux.c"
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: Bluetooth sniffing is supported" >&5
-$as_echo "$as_me: Bluetooth sniffing is supported" >&6;}
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Bluetooth sniffing is supported" >&5
+printf "%s\n" "$as_me: Bluetooth sniffing is supported" >&6;}
 			ac_lbl_bluetooth_available=yes
 
 			#
@@ -11244,21 +11653,21 @@ $as_echo "$as_me: Bluetooth sniffing is supported" >&6;}
 				#include <bluetooth/hci.h>
 
 "
-if test "x$ac_cv_member_struct_sockaddr_hci_hci_channel" = xyes; then :
+if test "x$ac_cv_member_struct_sockaddr_hci_hci_channel" = xyes
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_STRUCT_SOCKADDR_HCI_HCI_CHANNEL 1
-_ACEOF
+printf "%s\n" "#define HAVE_STRUCT_SOCKADDR_HCI_HCI_CHANNEL 1" >>confdefs.h
 
 
 				#
 				# Yes; is HCI_CHANNEL_MONITOR defined?
 				#
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if HCI_CHANNEL_MONITOR is defined" >&5
-$as_echo_n "checking if HCI_CHANNEL_MONITOR is defined... " >&6; }
-				if ${ac_cv_lbl_hci_channel_monitor_is_defined+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if HCI_CHANNEL_MONITOR is defined" >&5
+printf %s "checking if HCI_CHANNEL_MONITOR is defined... " >&6; }
+				if test ${ac_cv_lbl_hci_channel_monitor_is_defined+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -11266,7 +11675,7 @@ else
 					    #include <bluetooth/hci.h>
 
 int
-main ()
+main (void)
 {
 
 					    u_int i = HCI_CHANNEL_MONITOR;
@@ -11275,29 +11684,30 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-					    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+					    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define PCAP_SUPPORT_BT_MONITOR /**/" >>confdefs.h
+printf "%s\n" "#define PCAP_SUPPORT_BT_MONITOR /**/" >>confdefs.h
 
 					    MODULE_C_SRC="$MODULE_C_SRC pcap-bt-monitor-linux.c"
 
-else
+else $as_nop
 
-					    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+					    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 
 
 fi
 
 
-else
+else $as_nop
 
 			#
 			# We don't have bluetooth.h, so we don't support
@@ -11306,20 +11716,19 @@ else
 			if test "x$enable_bluetooth" = "xyes" ; then
 				as_fn_error $? "Bluetooth sniffing is not supported; install bluez-lib devel to enable it" "$LINENO" 5
 			else
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: Bluetooth sniffing is not supported; install bluez-lib devel to enable it" >&5
-$as_echo "$as_me: Bluetooth sniffing is not supported; install bluez-lib devel to enable it" >&6;}
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Bluetooth sniffing is not supported; install bluez-lib devel to enable it" >&5
+printf "%s\n" "$as_me: Bluetooth sniffing is not supported; install bluez-lib devel to enable it" >&6;}
 			fi
 
 fi
 
-
 		;;
 	*)
 		if test "x$enable_bluetooth" = "xyes" ; then
 			as_fn_error $? "no Bluetooth sniffing support implemented for $host_os" "$LINENO" 5
 		else
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: no Bluetooth sniffing support implemented for $host_os" >&5
-$as_echo "$as_me: no Bluetooth sniffing support implemented for $host_os" >&6;}
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: no Bluetooth sniffing support implemented for $host_os" >&5
+printf "%s\n" "$as_me: no Bluetooth sniffing support implemented for $host_os" >&6;}
 		fi
 		;;
 	esac
@@ -11327,9 +11736,10 @@ $as_echo "$as_me: no Bluetooth sniffing support implemented for $host_os" >&6;}
 fi
 
 # Check whether --enable-dbus was given.
-if test "${enable_dbus+set}" = set; then :
+if test ${enable_dbus+y}
+then :
   enableval=$enable_dbus;
-else
+else $as_nop
   enable_dbus=no
 fi
 
@@ -11374,19 +11784,19 @@ fi
 
 if test "x$enable_dbus" != "xno"; then
 	if test "x$PKGCONFIG" != "xno"; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for D-Bus" >&5
-$as_echo_n "checking for D-Bus... " >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for D-Bus" >&5
+printf %s "checking for D-Bus... " >&6; }
 		if "$PKGCONFIG" dbus-1; then
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 			DBUS_CFLAGS=`"$PKGCONFIG" --cflags dbus-1`
 			DBUS_LIBS=`"$PKGCONFIG" --libs dbus-1`
 			save_CFLAGS="$CFLAGS"
 			save_LIBS="$LIBS"
 			CFLAGS="$CFLAGS $DBUS_CFLAGS"
 			LIBS="$LIBS $DBUS_LIBS"
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the D-Bus library defines dbus_connection_read_write" >&5
-$as_echo_n "checking whether the D-Bus library defines dbus_connection_read_write... " >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the D-Bus library defines dbus_connection_read_write" >&5
+printf %s "checking whether the D-Bus library defines dbus_connection_read_write... " >&6; }
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <string.h>
@@ -11396,39 +11806,40 @@ $as_echo_n "checking whether the D-Bus library defines dbus_connection_read_writ
 
 			     #include <dbus/dbus.h>
 int
-main ()
+main (void)
 {
 return dbus_connection_read_write(NULL, 0);
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define PCAP_SUPPORT_DBUS 1" >>confdefs.h
+printf "%s\n" "#define PCAP_SUPPORT_DBUS 1" >>confdefs.h
 
 				MODULE_C_SRC="$MODULE_C_SRC pcap-dbus.c"
 				V_INCLS="$V_INCLS $DBUS_CFLAGS"
 
-else
+else $as_nop
 
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 				if test "x$enable_dbus" = "xyes"; then
 				    as_fn_error $? "--enable-dbus was given, but the D-Bus library doesn't define dbus_connection_read_write()" "$LINENO" 5
 				fi
 				LIBS="$save_LIBS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 			CFLAGS="$save_CFLAGS"
 		else
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 			if test "x$enable_dbus" = "xyes"; then
 				as_fn_error $? "--enable-dbus was given, but the dbus-1 package is not installed" "$LINENO" 5
 			fi
@@ -11438,9 +11849,10 @@ $as_echo "no" >&6; }
 fi
 
 # Check whether --enable-rdma was given.
-if test "${enable_rdma+set}" = set; then :
+if test ${enable_rdma+y}
+then :
   enableval=$enable_rdma;
-else
+else $as_nop
   enable_rdma=ifavailable
 fi
 
@@ -11452,11 +11864,12 @@ if test "xxx_only" = yes; then
 fi
 
 if test "x$enable_rdma" != "xno"; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ibv_get_device_list in -libverbs" >&5
-$as_echo_n "checking for ibv_get_device_list in -libverbs... " >&6; }
-if ${ac_cv_lib_ibverbs_ibv_get_device_list+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ibv_get_device_list in -libverbs" >&5
+printf %s "checking for ibv_get_device_list in -libverbs... " >&6; }
+if test ${ac_cv_lib_ibverbs_ibv_get_device_list+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-libverbs  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -11465,33 +11878,33 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char ibv_get_device_list ();
 int
-main ()
+main (void)
 {
 return ibv_get_device_list ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_ibverbs_ibv_get_device_list=yes
-else
+else $as_nop
   ac_cv_lib_ibverbs_ibv_get_device_list=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ibverbs_ibv_get_device_list" >&5
-$as_echo "$ac_cv_lib_ibverbs_ibv_get_device_list" >&6; }
-if test "x$ac_cv_lib_ibverbs_ibv_get_device_list" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ibverbs_ibv_get_device_list" >&5
+printf "%s\n" "$ac_cv_lib_ibverbs_ibv_get_device_list" >&6; }
+if test "x$ac_cv_lib_ibverbs_ibv_get_device_list" = xyes
+then :
 
-		ac_fn_c_check_header_mongrel "$LINENO" "infiniband/verbs.h" "ac_cv_header_infiniband_verbs_h" "$ac_includes_default"
-if test "x$ac_cv_header_infiniband_verbs_h" = xyes; then :
+		ac_fn_c_check_header_compile "$LINENO" "infiniband/verbs.h" "ac_cv_header_infiniband_verbs_h" "$ac_includes_default"
+if test "x$ac_cv_header_infiniband_verbs_h" = xyes
+then :
 
 			#
 			# ibv_create_flow may be defined as a static inline
@@ -11504,15 +11917,15 @@ if test "x$ac_cv_header_infiniband_verbs_h" = xyes; then :
 			# this (they do a clever trick to avoid having
 			# to know the function's signature).
 			#
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether libibverbs defines ibv_create_flow" >&5
-$as_echo_n "checking whether libibverbs defines ibv_create_flow... " >&6; }
+			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether libibverbs defines ibv_create_flow" >&5
+printf %s "checking whether libibverbs defines ibv_create_flow... " >&6; }
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 					#include <infiniband/verbs.h>
 
 int
-main ()
+main (void)
 {
 
 					(void) ibv_create_flow((struct ibv_qp *) NULL,
@@ -11522,36 +11935,37 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-					{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
-$as_echo "#define PCAP_SUPPORT_RDMASNIFF /**/" >>confdefs.h
+printf "%s\n" "#define PCAP_SUPPORT_RDMASNIFF /**/" >>confdefs.h
 
 					MODULE_C_SRC="$MODULE_C_SRC pcap-rdmasniff.c"
 					LIBS="-libverbs $LIBS"
 
-else
+else $as_nop
 
-					{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
 
 
-
 fi
 
 
 fi
 
-# Find a good install program.  We prefer a C program (faster),
+
+  # Find a good install program.  We prefer a C program (faster),
 # so one script is as good as another.  But avoid the broken or
 # incompatible versions:
 # SysV /etc/install, /usr/sbin/install
@@ -11565,20 +11979,25 @@ fi
 # OS/2's system install, which has a completely different semantic
 # ./install, which can be erroneously created by make from ./install.sh.
 # Reject install programs that cannot install multiple files.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
-$as_echo_n "checking for a BSD-compatible install... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
+printf %s "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
-if ${ac_cv_path_install+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+if test ${ac_cv_path_install+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    # Account for people who put trailing slashes in PATH elements.
-case $as_dir/ in #((
-  ./ | .// | /[cC]/* | \
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    # Account for fact that we put trailing slashes in our PATH walk.
+case $as_dir in #((
+  ./ | /[cC]/* | \
   /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
   ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \
   /usr/ucb/* ) ;;
@@ -11588,13 +12007,13 @@ case $as_dir/ in #((
     # by default.
     for ac_prog in ginstall scoinst install; do
       for ac_exec_ext in '' $ac_executable_extensions; do
-	if as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
+	if as_fn_executable_p "$as_dir$ac_prog$ac_exec_ext"; then
 	  if test $ac_prog = install &&
-	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    grep dspmsg "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # AIX install.  It has an incompatible calling convention.
 	    :
 	  elif test $ac_prog = install &&
-	    grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    grep pwplus "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # program-specific install script used by HP pwplus--don't use.
 	    :
 	  else
@@ -11602,12 +12021,12 @@ case $as_dir/ in #((
 	    echo one > conftest.one
 	    echo two > conftest.two
 	    mkdir conftest.dir
-	    if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" &&
+	    if "$as_dir$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir/" &&
 	      test -s conftest.one && test -s conftest.two &&
 	      test -s conftest.dir/conftest.one &&
 	      test -s conftest.dir/conftest.two
 	    then
-	      ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
+	      ac_cv_path_install="$as_dir$ac_prog$ac_exec_ext -c"
 	      break 3
 	    fi
 	  fi
@@ -11623,7 +12042,7 @@ IFS=$as_save_IFS
 rm -rf conftest.one conftest.two conftest.dir
 
 fi
-  if test "${ac_cv_path_install+set}" = set; then
+  if test ${ac_cv_path_install+y}; then
     INSTALL=$ac_cv_path_install
   else
     # As a last resort, use the slow shell script.  Don't cache a
@@ -11633,8 +12052,8 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
-$as_echo "$INSTALL" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
+printf "%s\n" "$INSTALL" >&6; }
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
 # It thinks the first close brace ends the variable substitution.
@@ -11679,8 +12098,8 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -11710,15 +12129,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      /^ac_cv_env_/b end
      t clear
      :clear
-     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+     s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/
      t end
      s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
     if test "x$cache_file" != "x/dev/null"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-$as_echo "$as_me: updating cache $cache_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
       if test ! -f "$cache_file" || test -h "$cache_file"; then
 	cat confcache >"$cache_file"
       else
@@ -11732,8 +12151,8 @@ $as_echo "$as_me: updating cache $cache_file" >&6;}
       fi
     fi
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -11750,7 +12169,7 @@ U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
-  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
+  ac_i=`printf "%s\n" "$ac_i" | sed "$ac_script"`
   # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
   #    will be set to the directory where LIBOBJS objects are built.
   as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
@@ -11766,8 +12185,8 @@ LTLIBOBJS=$ac_ltlibobjs
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
-$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
+printf "%s\n" "$as_me: creating $CONFIG_STATUS" >&6;}
 as_write_fail=0
 cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
 #! $SHELL
@@ -11790,14 +12209,16 @@ cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+as_nop=:
+if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else
+else $as_nop
   case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
@@ -11807,46 +12228,46 @@ esac
 fi
 
 
+
+# Reset variables that may have inherited troublesome values from
+# the environment.
+
+# IFS needs to be set, to space, tab, and newline, in precisely that order.
+# (If _AS_PATH_WALK were called with IFS unset, it would have the
+# side effect of setting IFS to empty, thus disabling word splitting.)
+# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
+IFS=" ""	$as_nl"
+
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# Ensure predictable behavior from utilities with locale-dependent output.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# We cannot yet rely on "unset" to work, but we need these variables
+# to be unset--not just set to an empty or harmless value--now, to
+# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
+# also avoids known problems related to "unset" and subshell syntax
+# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
+for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
+do eval test \${$as_var+y} \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+
+# Ensure that fds 0, 1, and 2 are open.
+if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
+if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
+if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
 
 # The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
+if ${PATH_SEPARATOR+false} :; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -11855,13 +12276,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
 # Find who we are.  Look in the path if we contain no directory separator.
 as_myself=
 case $0 in #((
@@ -11870,8 +12284,12 @@ case $0 in #((
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
   done
 IFS=$as_save_IFS
 
@@ -11883,30 +12301,10 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 
 # as_fn_error STATUS ERROR [LINENO LOG_FD]
@@ -11919,13 +12317,14 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  $as_echo "$as_me: error: $2" >&2
+  printf "%s\n" "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
 
+
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -11952,18 +12351,20 @@ as_fn_unset ()
   { eval $1=; unset $1;}
 }
 as_unset=as_fn_unset
+
 # as_fn_append VAR VALUE
 # ----------------------
 # Append the text in VALUE to the end of the definition contained in VAR. Take
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
+then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else
+else $as_nop
   as_fn_append ()
   {
     eval $1=\$$1\$2
@@ -11975,12 +12376,13 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
+then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else
+else $as_nop
   as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
@@ -12011,7 +12413,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
+printf "%s\n" X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -12033,6 +12435,10 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -12046,6 +12452,12 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
+# For backward compatibility with old third-party macros, we provide
+# the shell variables $as_echo and $as_echo_n.  New code should use
+# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
+as_echo='printf %s\n'
+as_echo_n='printf %s'
+
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -12087,7 +12499,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -12096,7 +12508,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
+printf "%s\n" X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -12159,7 +12571,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by pcap $as_me 1.10.1, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.71.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -12221,14 +12633,16 @@ $config_commands
 Report bugs to the package provider."
 
 _ACEOF
+ac_cs_config=`printf "%s\n" "$ac_configure_args" | sed "$ac_safe_unquote"`
+ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\''/g"`
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
+ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
 pcap config.status 1.10.1
-configured by $0, generated by GNU Autoconf 2.69,
+configured by $0, generated by GNU Autoconf 2.71,
   with options \\"\$ac_cs_config\\"
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2021 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -12266,15 +12680,15 @@ do
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
-    $as_echo "$ac_cs_version"; exit ;;
+    printf "%s\n" "$ac_cs_version"; exit ;;
   --config | --confi | --conf | --con | --co | --c )
-    $as_echo "$ac_cs_config"; exit ;;
+    printf "%s\n" "$ac_cs_config"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     '') as_fn_error $? "missing file argument" ;;
     esac
     as_fn_append CONFIG_FILES " '$ac_optarg'"
@@ -12282,7 +12696,7 @@ do
   --header | --heade | --head | --hea )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     as_fn_append CONFIG_HEADERS " '$ac_optarg'"
     ac_need_defaults=false;;
@@ -12291,7 +12705,7 @@ do
     as_fn_error $? "ambiguous option: \`$1'
 Try \`$0 --help' for more information.";;
   --help | --hel | -h )
-    $as_echo "$ac_cs_usage"; exit ;;
+    printf "%s\n" "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
@@ -12319,7 +12733,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
   set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
   shift
-  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
+  \printf "%s\n" "running CONFIG_SHELL=$SHELL \$*" >&6
   CONFIG_SHELL='$SHELL'
   export CONFIG_SHELL
   exec "\$@"
@@ -12333,7 +12747,7 @@ exec 5>>config.log
   sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
 ## Running $as_me. ##
 _ASBOX
-  $as_echo "$ac_log"
+  printf "%s\n" "$ac_log"
 } >&5
 
 _ACEOF
@@ -12382,9 +12796,9 @@ done
 # We use the long form for the default assignment because of an extremely
 # bizarre bug on SunOS 4.1.3.
 if $ac_need_defaults; then
-  test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
-  test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
-  test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
+  test ${CONFIG_FILES+y} || CONFIG_FILES=$config_files
+  test ${CONFIG_HEADERS+y} || CONFIG_HEADERS=$config_headers
+  test ${CONFIG_COMMANDS+y} || CONFIG_COMMANDS=$config_commands
 fi
 
 # Have a temporary directory for convenience.  Make it in the build tree
@@ -12720,7 +13134,7 @@ do
 	   esac ||
 	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
-      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
     done
 
@@ -12728,17 +13142,17 @@ do
     # use $as_me), people would be surprised to read:
     #    /* config.h.  Generated by config.status.  */
     configure_input='Generated from '`
-	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	  printf "%s\n" "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
 	`' by configure.'
     if test x"$ac_file" != x-; then
       configure_input="$ac_file.  $configure_input"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
-$as_echo "$as_me: creating $ac_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
+printf "%s\n" "$as_me: creating $ac_file" >&6;}
     fi
     # Neutralize special characters interpreted by sed in replacement strings.
     case $configure_input in #(
     *\&* | *\|* | *\\* )
-       ac_sed_conf_input=`$as_echo "$configure_input" |
+       ac_sed_conf_input=`printf "%s\n" "$configure_input" |
        sed 's/[\\\\&|]/\\\\&/g'`;; #(
     *) ac_sed_conf_input=$configure_input;;
     esac
@@ -12755,7 +13169,7 @@ $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
 	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$ac_file" |
+printf "%s\n" X"$ac_file" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -12779,9 +13193,9 @@ $as_echo X"$ac_file" |
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -12838,8 +13252,8 @@ ac_sed_dataroot='
 case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
 *datarootdir*) ac_datarootdir_seen=yes;;
 *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
-$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+printf "%s\n" "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
   ac_datarootdir_hack='
@@ -12882,9 +13296,9 @@ test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
   { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
   { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
       "$ac_tmp/out"`; test -z "$ac_out"; } &&
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
-$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&2;}
 
   rm -f "$ac_tmp/stdin"
@@ -12900,27 +13314,27 @@ which seems to be undefined.  Please make sure it is defined" >&2;}
   #
   if test x"$ac_file" != x-; then
     {
-      $as_echo "/* $configure_input  */" \
+      printf "%s\n" "/* $configure_input  */" >&1 \
       && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
     } >"$ac_tmp/config.h" \
       || as_fn_error $? "could not create $ac_file" "$LINENO" 5
     if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
-$as_echo "$as_me: $ac_file is unchanged" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
+printf "%s\n" "$as_me: $ac_file is unchanged" >&6;}
     else
       rm -f "$ac_file"
       mv "$ac_tmp/config.h" "$ac_file" \
 	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
     fi
   else
-    $as_echo "/* $configure_input  */" \
+    printf "%s\n" "/* $configure_input  */" >&1 \
       && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
       || as_fn_error $? "could not create -" "$LINENO" 5
   fi
  ;;
 
-  :C)  { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
-$as_echo "$as_me: executing $ac_file commands" >&6;}
+  :C)  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
+printf "%s\n" "$as_me: executing $ac_file commands" >&6;}
  ;;
   esac
 
@@ -12965,8 +13379,9 @@ if test "$no_create" != yes; then
   $ac_cs_success || as_fn_exit 1
 fi
 if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
-$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
 exit 0
+
diff --git a/libpcap/configure.ac b/libpcap/configure.ac
index 094db2295..2a7a50084 100644
--- a/libpcap/configure.ac
+++ b/libpcap/configure.ac
@@ -16,7 +16,7 @@ dnl
 
 AC_PREREQ(2.64)
 
-AC_INIT(pcap, m4_esyscmd_s([cat VERSION]))
+AC_INIT(pcap, m4_esyscmd_s([cat VERSION.txt]))
 AC_CONFIG_SRCDIR(pcap.c)
 AC_SUBST(PACKAGE_NAME)