Symbol: QUIT_CHAR
drivers/tty/n_tty.c
1342
} else if (c == QUIT_CHAR(tty)) {
drivers/tty/n_tty.c
1432
c != INTR_CHAR(tty) && c != QUIT_CHAR(tty) &&
drivers/tty/n_tty.c
1828
set_bit(QUIT_CHAR(tty), ldata->char_map);