N_SYNC_PPP        385 drivers/net/ppp/ppp_synctty.c 	err = tty_register_ldisc(N_SYNC_PPP, &ppp_sync_ldisc);
N_SYNC_PPP        729 drivers/net/ppp/ppp_synctty.c 	if (tty_unregister_ldisc(N_SYNC_PPP) != 0)
N_SYNC_PPP        736 drivers/net/ppp/ppp_synctty.c MODULE_ALIAS_LDISC(N_SYNC_PPP);