NI_USB_HS_PLUS_LED_REQUEST
retval = ni_usb_receive_control_msg(ni_priv, NI_USB_HS_PLUS_LED_REQUEST,
NI_USB_HS_PLUS_LED_REQUEST, retval);
if (buffer[0] != NI_USB_HS_PLUS_LED_REQUEST)
(int)buffer[0], NI_USB_HS_PLUS_LED_REQUEST);