libusb20_dev_req_string_sync
err = libusb20_dev_req_string_sync((void *)dev,
error = libusb20_dev_req_string_sync(pdev,
error = libusb20_dev_req_string_sync(pdev, str_index,
int libusb20_dev_req_string_sync(struct libusb20_device *pdev, uint8_t index, uint16_t langid, void *ptr, uint16_t len);
error = libusb20_dev_req_string_sync(pdev, x, y, buf, 256);
if (libusb20_dev_req_string_sync(pdev,