tty_fd 43 arch/um/drivers/chan_user.h extern void register_winch_irq(int fd, int tty_fd, int pid, tty_fd 591 arch/um/drivers/line.c int tty_fd; tty_fd 640 arch/um/drivers/line.c "support\n", winch->tty_fd); tty_fd 665 arch/um/drivers/line.c void register_winch_irq(int fd, int tty_fd, int pid, struct tty_port *port, tty_fd 678 arch/um/drivers/line.c .tty_fd = tty_fd,