From cef2bac11652e8eeeb68b4d45fa2f3ec13c128df Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 1 Jan 2026 07:41:03 +0530
Subject: [PATCH] Fix building on old Apple systems

---
 kitty/data-types.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kitty/data-types.h b/kitty/data-types.h
index 6714e49ac..8c49ac585 100644
--- a/kitty/data-types.h
+++ b/kitty/data-types.h
@@ -24,6 +24,7 @@
 // Required minimum OpenGL version
 #define OPENGL_REQUIRED_VERSION_MAJOR 3
 #ifdef __APPLE__
+#include <xlocale.h>
 #define OPENGL_REQUIRED_VERSION_MINOR 3
 #else
 #define OPENGL_REQUIRED_VERSION_MINOR 1