--- gtk+-2.24.33/gtk/gtksearchenginesimple.c.orig
+++ gtk+-2.24.33/gtk/gtksearchenginesimple.c
@@ -27,7 +27,6 @@
  * export ftw() and friends only if _XOPEN_SOURCE and _GNU_SOURCE
  * are defined. see bug #444097.
  */
-#define _XOPEN_SOURCE 500
 #define _GNU_SOURCE 
 
 #ifdef HAVE_FTW_H