usbd_endpoint_count
usbd_endpoint_count(sc->sc_isoc_iface, &nep);
usbd_endpoint_count(sc->sc_bulk_iface, &nep);
usbd_endpoint_count(sc->sc_iface, &nep);
(void)usbd_endpoint_count(sc->sc_iface0, &count);
(void)usbd_endpoint_count(sc->sc_iface1, &count);
(void)usbd_endpoint_count(iface, &epcount);
err = usbd_endpoint_count(iface, &nendpt);
err = usbd_endpoint_count(iface, &nendpt);
err = usbd_endpoint_count(iface, &nendpt);
(void)usbd_endpoint_count(ifh, &count);
(void)usbd_endpoint_count(iface, &epcount);
(void)usbd_endpoint_count(iface, &epcount);
usbd_status usbd_endpoint_count(struct usbd_interface *, uint8_t *);
(void)usbd_endpoint_count(iface, &epcount);
(void)usbd_endpoint_count(iface, &epcount);
(void) usbd_endpoint_count(iface, &epcount);