usb_rem_task
usb_rem_task(sc->sc_udev, &sc->sc_task);
usb_rem_task(sc->sc_udev, &sc->sc_task_newstate);
usb_rem_task(sc->sc_udev, &sc->sc_task_tx);
usb_rem_task(sc->sc_udev, &sc->sc_task);
usb_rem_task(sc->sc_udev, &sc->sc_task);
usb_rem_task(sc->sc_udev, &sc->sc_task);
} else if (usb_rem_task(xfer->ux_pipe->up_dev, &xfer->ux_aborttask)) {
bool usb_rem_task(struct usbd_device *, struct usb_task *);