CZTTY_CHAN_READ   765 dev/pci/cz.c   			    ISSET(C_RS_DCD, CZTTY_CHAN_READ(sc,
CZTTY_CHAN_READ  1306 dev/pci/cz.c   	rs_status = CZTTY_CHAN_READ(sc, CHNCTL_RS_STATUS);
CZTTY_CHAN_READ  1307 dev/pci/cz.c   	op_mode = CZTTY_CHAN_READ(sc, CHNCTL_OP_MODE);
CZTTY_CHAN_READ  1464 dev/pci/cz.c   	rs_status = CZTTY_CHAN_READ(sc, CHNCTL_RS_STATUS);