rbus             1568 dev/audio.c    	int rbus, pbus;
rbus             1589 dev/audio.c    		rbus = sc->sc_rbus;
rbus             1603 dev/audio.c    		    (sc->sc_mode & AUMODE_RECORD) && !sc->sc_rbus && rbus)
rbus             2473 dev/audio.c    	int rbus, pbus;
rbus             2480 dev/audio.c    	rbus = sc->sc_rbus;
rbus             2709 dev/audio.c    		    rbus && !sc->sc_rbus && !sc->sc_rr.pause)