udl_cmd_send
usbd_status udl_cmd_send(struct udl_softc *);
err = udl_cmd_send(sc);
error = udl_cmd_send(sc);
error = udl_cmd_send(sc);
error = udl_cmd_send(sc);
error = udl_cmd_send(sc);
(void)udl_cmd_send(sc);