$NetBSD: patch-ac,v 1.4 1999/12/12 08:21:59 rh Exp $

--- src/gsm_code.c.orig	Sun Dec 12 09:18:04 1999
+++ src/gsm_code.c	Sun Dec 12 09:18:04 1999
@@ -8,4 +8,5 @@
 
 #include	<stdlib.h>
+#include	<string.h>
 #include	"gsm.h"