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

--- src/sound/sound.cc.orig	2000-01-22 22:46:37.000000000 +0100
+++ src/sound/sound.cc
@@ -36,6 +36,7 @@
   #include <pthread.h>
 #endif
 #include <stdio.h>
+#include <unistd.h>
 #include "sound.h"
 #include "config.h"
 #include "scache.h"