diff -Naur xulrunner-1.9.2.ebuild.old xulrunner-1.9.2.ebuild
--- xulrunner-1.9.2.ebuild.old	2010-01-22 15:06:37.000000000 +0100
+++ xulrunner-1.9.2.ebuild	2010-01-26 18:09:12.000000000 +0100
@@ -67,6 +67,14 @@
 	sed -i -e "s:@PV@:${MAJ_PV}:" "${S}"/config/autoconf.mk.in \
 		|| die "${MAJ_PV} sed failed!"
 
+	# Disable ALSA and enable OSS (Arch)
+		sed -i -e "s/sydney_audio_alsa/sydney_audio_oss/" \
+		"${S}"/media/libsydneyaudio/src/Makefile.in || die "sed OSS failed"
+	#Remove the ALSA bits form the build system
+		sed -i -e "/alsa\//d" "${S}"/config/system-headers || die "ALSA clean failed"
+		sed -i -e "/alsa\//d" "${S}"/js/src/config/system-headers || die "ALSA clean failed"
+		sed -i -e "/LIB(asound/d" "${S}"/configure.in || die "ALSA clean failed"
+
 	# Enable gnomebreakpad
 	if use debug ; then
 		sed -i -e "s:GNOME_DISABLE_CRASH_DIALOG=1:GNOME_DISABLE_CRASH_DIALOG=0:g" \
@@ -130,12 +138,12 @@
 	mozconfig_annotate '' --with-system-nss
 	mozconfig_annotate '' --enable-system-lcms
 	mozconfig_annotate '' --with-system-bz2
+	mozconfig_annotate '' --enable-wave
+	mozconfig_annotate '' --enable-ogg
 
 	mozconfig_use_enable libnotify
 	mozconfig_use_enable java javaxpcom
 	mozconfig_use_enable networkmanager necko-wifi
-	mozconfig_use_enable alsa ogg
-	mozconfig_use_enable alsa wave
 
 	# Debug
 	if use debug ; then