CHNCTL_COMM_PARITY  437 dev/pci/cz.c   		CZTTY_CHAN_WRITE(sc, CHNCTL_COMM_PARITY, C_PR_NONE);
CHNCTL_COMM_PARITY 1445 dev/pci/cz.c   	CZTTY_CHAN_WRITE(sc, CHNCTL_COMM_PARITY, sc->sc_chanctl_comm_parity);