audio_free_ring   146 dev/audio.c    void	audio_free_ring(struct audio_softc *, struct audio_ringbuffer *);
audio_free_ring   275 dev/audio.c    		audio_free_ring(sc, &sc->sc_pr);
audio_free_ring   376 dev/audio.c    	audio_free_ring(sc, &sc->sc_pr);
audio_free_ring   377 dev/audio.c    	audio_free_ring(sc, &sc->sc_rr);