diff -up ags-3.6.2.13/Common/util/string_compat.c.orig ags-3.6.2.13/Common/util/string_compat.c
--- ags-3.6.2.13/Common/util/string_compat.c.orig	2025-09-04 10:13:12.000000000 +0200
+++ ags-3.6.2.13/Common/util/string_compat.c	2025-10-08 13:38:06.444603269 +0200
@@ -16,6 +16,7 @@
 #include <errno.h>
 #include <stdlib.h>
 #include <string.h>
+#include <strings.h>
 #include "core/platform.h"
 #include "debug/assert.h"