au_set_port       178 dev/audio.c    int	au_set_port(struct audio_softc *, struct au_mixer_ports *,
au_set_port      2609 dev/audio.c    		error = au_set_port(sc, &sc->sc_outports, p->port);
au_set_port      2618 dev/audio.c    		error = au_set_port(sc, &sc->sc_inports, r->port);