RxN_MASK          819 drivers/tty/serial/ip22zilog.c 	up->curregs[3] &= ~RxN_MASK;
RxN_MASK         1040 drivers/tty/serial/pmac_zilog.c 	uap->curregs[3] &= ~RxN_MASK;
RxN_MASK          884 drivers/tty/serial/sunzilog.c 	up->curregs[R3] &= ~RxN_MASK;