$OpenBSD: patch-common_mdfour_c,v 1.1 2009/02/14 10:39:39 jasper Exp $

Fix potential 64-bit issue.

--- common/mdfour.c.orig	Sat Feb 14 11:16:05 2009
+++ common/mdfour.c	Sat Feb 14 11:16:37 2009
@@ -27,6 +27,8 @@
 #include "mdfour.h"
 #endif	// _MDFOUR_H
 
+#include <string.h>
+
 /* NOTE: This code makes no attempt to be fast! 
 
    It assumes that a int is at least 32 bits long
