$NetBSD: patch-am,v 1.5 2014/06/09 12:21:07 ryoon Exp $

--- src/pcm/pcm_dmix_generic.c.orig	2013-07-08 12:31:36.000000000 +0000
+++ src/pcm/pcm_dmix_generic.c
@@ -125,7 +125,9 @@ static void mix_select_callbacks(snd_pcm
 	 (1ULL << SND_PCM_FORMAT_S24_LE) | (1ULL << SND_PCM_FORMAT_S24_3LE) | \
 	 (1ULL << SND_PCM_FORMAT_U8))
 
+#if !defined(__NetBSD__) && !defined(__FreeBSD__) && !defined(__DragonFly__) && !defined(__sun)
 #include <byteswap.h>
+#endif
 
 static void generic_mix_areas_16_native(unsigned int size,
 					volatile signed short *dst,