$NetBSD: patch-ad,v 1.4 2008/10/02 13:35:02 joerg Exp $

--- src/speaker.c.orig	2004-11-27 22:04:09.000000000 +0100
+++ src/speaker.c
@@ -38,9 +38,9 @@
 #include <stdlib.h>
 
 #ifdef SPEAKER_PRESENT
-#ifdef __FreeBSD__
+#if defined(__FreeBSD__) || defined(__DragonFly__)
 #include <machine/speaker.h>
-#else
+#elif !defined(__NetBSD__)
 #include <machine/spkr.h>
 #endif
 #endif