--- OLD/xc/programs/xfs/difs/fonts.c	Thu Jan  1 00:00:00 1970
+++ NEW/xc/programs/xfs/difs/fonts.c	Thu Jan  1 00:00:00 1970
@@ -46,6 +46,7 @@
 #include        "FS.h"
 #include        "FSproto.h"
 #include	<stdio.h>
+#include <stdlib.h>
 #include	<X11/Xos.h>
 #include	"clientstr.h"
 #include	"resource.h"