nerr              953 dev/usb/usbdi.c 		usbd_status nerr;
nerr              962 dev/usb/usbdi.c 		nerr = usbd_sync_transfer(xfer);
nerr              963 dev/usb/usbdi.c 		if (nerr)
nerr              976 dev/usb/usbdi.c 		nerr = usbd_sync_transfer(xfer);
nerr              977 dev/usb/usbdi.c 		if (nerr)