--- gstamp/gstamp_signals.c.orig	1999-03-11 08:32:30 UTC
+++ gstamp/gstamp_signals.c
@@ -3,6 +3,7 @@
    ebw@city-net.com
 */
 #include <gtk/gtk.h>
+#include <stdlib.h>
 #include <string.h>
 #include "gstamp.h"
 #include "../lib/rcfile.h"