--- build.definition.org	2007-04-05 00:31:29.000000000 -0700
+++ build.definition	2007-04-05 00:31:47.000000000 -0700
@@ -307,8 +307,8 @@
 #ADD_DEFINES = __JACK__
 #ADD_SOURCES = playerjack.cpp
 #ADD_HEADERS = playerjack.h
-OPTIONS = exit_on_failure
-#OPTIONS =     disable_feature
+#OPTIONS = exit_on_failure
+OPTIONS =     disable_feature
 #----------------------------------------------------------------------
 # Check routines         (DON'T TOUCH!)
 include( check.qbas )

--- /var/tmp/portage/media-sound/mixxx-1.5.0.1/work/mixxx-1.5.0/src/mixxx.pro	2007-04-05 20:18:43.000000000 -0700
+++ mixxx.pro	2007-04-05 21:06:19.000000000 -0700
@@ -55,7 +55,7 @@
 	#macx:INCLUDEPATH += $$PORTAUDIO_DIR/pa_mac_core $$PORTAUDIO_DIR/pablio 
 	
 	#Hacked for PortAudio-v19
-	unix:!macx:LIBS += -lportaudio -lasound -ljack -lrt
+	unix:!macx:LIBS += -lportaudio -lrt
 	#unix:!macx:LIBS += ../lib/portaudio-v19/lib/.libs/libportaudio.a -lasound -ljack -lrt
 }
 
@@ -466,6 +466,16 @@
 DBFILE = mixxx.db
 LANGUAGE = C++
 
+contains(ENABLED_FEATURES, alsa) {
+	LIBS += -lasound
+	DEFINES += __LINUX_ALSA__
+}
+
+contains(ENABLED_FEATURES, jack) {
+	LIBS += -ljack
+	DEFINES += __JACK__
+}
+
 contains(ENABLED_FEATURES, lua) {
 	ENABLED_FEATURES += script
 } else:contains(ENABLED_FEATURES, python) {