$NetBSD: patch-ad,v 1.1 2000/12/28 03:54:58 fredb Exp $

--- optnet.c.orig	Mon Nov 20 18:20:39 2000
+++ optnet.c	Wed Dec 27 21:45:08 2000
@@ -25,6 +25,7 @@
 
 #include <sys/types.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <arpa/inet.h>
 #include <netinet/in.h>
 #include <sys/socket.h>