--- lib/gif_hash.c.orig	2013-08-29 21:32:18.000000000 +0200
+++ lib/gif_hash.c	2013-09-03 05:53:45.000000000 +0200
@@ -21,6 +21,7 @@
 #include <fcntl.h>
 #include <stdio.h>
 #include <string.h>
+#include <stdlib.h>
 
 #include "gif_lib.h"
 #include "gif_hash.h"