if ((ret = libusb_control_transfer(devc->usb->devhdl,
LIBUSB_REQUEST_TYPE_VENDOR, CTRL_BEGINCOMMAND,
0, 0, buffer, sizeof(buffer), 200)) != sizeof(buffer)) {
if ((ret = libusb_control_transfer(devc->usb->devhdl,
LIBUSB_REQUEST_TYPE_VENDOR, CTRL_BEGINCOMMAND,
0, 0, buffer, sizeof(buffer), 200)) != sizeof(buffer)) {