AC97_PROP_SPEAKER
PROP_FLAG(AC97_PROP_SPEAKER, AC97_FLAG_SPEAKER, 1);
AC97_PROP_SPEAKER)) {
PROP_FLAG(AC97_PROP_SPEAKER, AC97_FLAG_SPEAKER, 0);
(void) ddi_prop_update_int(DDI_DEV_T_NONE, dev->dip, AC97_PROP_SPEAKER,