$OpenBSD: patch-src_Makefile_am,v 1.1 2009/12/16 20:00:41 naddy Exp $
--- src/Makefile.am.orig	Thu Jan 19 21:58:50 2006
+++ src/Makefile.am	Thu Oct 15 14:47:15 2009
@@ -119,6 +119,11 @@ libopenal_la_SOURCES +=			\
 	backends/alc_backend_solaris.c
 endif
 
+if USEBACKENDNATIVESNDIO
+libopenal_la_SOURCES +=			\
+	backends/alc_backend_sndio.c
+endif
+
 if USEBACKENDWAVEOUT
 libopenal_la_SOURCES +=			\
 	backends/alc_backend_wave.c