Symbol: USB_PRINTER_PORT_EMPTY
usr/src/uts/common/io/usb/clients/printer/usbprn.c
1837
if (status & USB_PRINTER_PORT_EMPTY) {
usr/src/uts/common/io/usb/clients/printer/usbprn.c
1968
USB_PRINTER_PORT_NO_SELECT | USB_PRINTER_PORT_EMPTY);