$NetBSD: patch-af,v 1.4 2005/12/12 15:32:56 joerg Exp $

--- ../audioIO.h.orig	1997-05-31 15:47:58.000000000 +0000
+++ ../audioIO.h
@@ -7,7 +7,7 @@
   #define AUSIZ 32768
 #endif
 
-#ifdef OS_Linux
+#if defined(OS_Linux) || defined(OS_NetBSD) || defined(OS_DragonFly)
 extern int AUSIZ;
 #endif
 
