taglinefilesource code
TIME_CHAR781drivers/char/n_tty.ctime = (HZ / 10) * TIME_CHAR(tty);
TIME_CHAR972drivers/char/n_tty.cif (input_available_p(tty, TIME_CHAR(tty) ? 0 :
TIME_CHAR984drivers/char/n_tty.cif (MIN_CHAR(tty) && !TIME_CHAR(tty))