$OpenBSD: patch-media_libsydneyaudio_src_Makefile_in,v 1.5 2012/03/16 21:31:24 landry Exp $
https://bugzilla.mozilla.org/show_bug.cgi?id=648726
--- media/libsydneyaudio/src/Makefile.in.orig	Thu Feb  2 00:39:20 2012
+++ media/libsydneyaudio/src/Makefile.in	Tue Feb 14 18:42:12 2012
@@ -100,6 +100,12 @@ CSRCS		= \
 		$(NULL)
 endif
 
+ifeq ($(OS_ARCH),OpenBSD)
+CSRCS		= \
+		sydney_audio_sndio.c \
+		$(NULL)
+endif
+
 ifeq ($(OS_ARCH),WINNT)
 OS_LIBS += winmm.lib
 endif
