$NetBSD: patch-ad,v 1.3 2005/03/25 03:10:23 wiz Exp $

--- src/gfx/ggidrv.cc.orig	2000-01-22 22:39:14.000000000 +0100
+++ src/gfx/ggidrv.cc
@@ -32,6 +32,7 @@
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
 #include <ggi/ggi.h>
 #include <allegro.h>
 /**************************************************************************/