BUFCTL_RX_PUT     747 dev/pci/cz.c   				    CZTTY_BUF_READ(sc, BUFCTL_RX_PUT));
BUFCTL_RX_PUT    1017 dev/pci/cz.c   		    CZTTY_BUF_READ(sc, BUFCTL_RX_PUT));
BUFCTL_RX_PUT    1631 dev/pci/cz.c   	put	= CZTTY_BUF_READ(sc, BUFCTL_RX_PUT);