TTY_PORT_ACTIVE   623 include/linux/tty.h 	return test_bit(TTY_PORT_ACTIVE, &port->iflags);
TTY_PORT_ACTIVE   629 include/linux/tty.h 		set_bit(TTY_PORT_ACTIVE, &port->iflags);
TTY_PORT_ACTIVE   631 include/linux/tty.h 		clear_bit(TTY_PORT_ACTIVE, &port->iflags);