usbhid_device_request
union usbhid_device_request req;
union usbhid_device_request *req, void *buf)
union usbhid_device_request req;
union usbhid_device_request req;
union usbhid_device_request req;
union usbhid_device_request req;
union usbhid_device_request req;
union usbhid_device_request req;
union usbhid_device_request req;