USB_PRINTER_PORT_NO_SELECT
usbprnp->usbprn_last_status &= ~USB_PRINTER_PORT_NO_SELECT;
if (!(status & USB_PRINTER_PORT_NO_SELECT)) {
USB_PRINTER_PORT_NO_SELECT | USB_PRINTER_PORT_EMPTY);
usbprnp->usbprn_last_status |= USB_PRINTER_PORT_NO_SELECT;
usbprnp->usbprn_last_status &= ~USB_PRINTER_PORT_NO_SELECT;