--- ./lib/X11/Xlib.h.orig	Wed Jan 17 11:41:50 2001
+++ ./lib/X11/Xlib.h	Sun Jun  3 03:04:01 2001
@@ -71,7 +71,8 @@
 #include <stdlib.h>
 #else
 /* replace this with #include or typedef appropriate for your system */
-typedef unsigned long wchar_t;
+/* typedef unsigned long wchar_t; */
+#include <stddef.h>
 #endif
 #endif