$NetBSD: patch-aj,v 1.2 2006/05/29 19:44:24 joerg Exp $

--- InOut/libsnd.c.orig	2006-02-13 09:05:46.000000000 -0800
+++ InOut/libsnd.c
@@ -47,7 +47,7 @@ typedef struct {
 
 #ifdef PIPES
 # if defined(SGI) || defined(LINUX) || defined(__BEOS__) || defined(NeXT) ||  \
-     defined(__MACH__)
+     defined(__MACH__) || defined(__NetBSD__) || defined(__DragonFly__)
 #  define _popen popen
 #  define _pclose pclose
 # endif