UCOM_FLAG_DEVICE_MODE
if ((sc->sc_super_ucom.sc_flag & UCOM_FLAG_DEVICE_MODE) == 0) {
UCOM_FLAG_FREE_UNIT | (ssc->sc_flag & UCOM_FLAG_DEVICE_MODE);
if ((ssc->sc_flag & UCOM_FLAG_DEVICE_MODE) != 0 &&
ssc->sc_flag |= UCOM_FLAG_DEVICE_MODE;
ssc->sc_flag &= ~UCOM_FLAG_DEVICE_MODE;