$OpenBSD: patch-tcplist_c,v 1.1 2012/01/17 17:08:16 sthen Exp $
--- tcplist.c.orig	Tue Jan 17 16:53:51 2012
+++ tcplist.c	Tue Jan 17 16:54:02 2012
@@ -24,6 +24,7 @@ static char rcsid[] = "$Id: tcplist.c,v 1.17 1997/04/2
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
 #include <errno.h>
 #include <ctype.h>