ucom_queue_command
(void)ucom_queue_command(sc, ucom_cfg_line_state, NULL,
(void)ucom_queue_command(sc, ucom_cfg_status_change, NULL,
error = ucom_queue_command(sc, ucom_cfg_param, t,
error = ucom_queue_command(sc, ucom_cfg_start_transfers, NULL,
static int ucom_queue_command(struct ucom_softc *,
error = ucom_queue_command(sc, ucom_cfg_open, NULL,
error = ucom_queue_command(sc, ucom_cfg_start_transfers, NULL,
(void)ucom_queue_command(sc, ucom_cfg_close, NULL,