$NetBSD: patch-ad,v 1.2 2005/12/13 21:30:11 joerg Exp $

--- src/ipcf.h.orig	2000-03-15 22:13:28.000000000 +0000
+++ src/ipcf.h
@@ -1,6 +1,8 @@
 /* Copyright (c) 1988 Carrick Sean Casey. All rights reserved. */
 /* For copying and distribution information, see the file "copyright.h." */
 
+#include <sys/types.h>		/* fd_set etc. */
+
 #define USER_BUF_SIZE	1024
 
 /* packet input buffer */