oclass            238 dev/audio.c    	int iclass, oclass, mclass;
oclass            295 dev/audio.c    	iclass = oclass = mclass = -1;
oclass            316 dev/audio.c    			oclass = mi.index;
oclass            325 dev/audio.c    		au_check_ports(sc, &sc->sc_outports, &mi, oclass,
oclass            330 dev/audio.c    		if ((sc->sc_monitor_port == -1) && (mi.mixer_class == oclass) &&