tag	line	file	source code
SIGIO	499	drivers/char/n_tty.c	kill_fasync(tty->fasync, SIGIO);
SIGIO	582	drivers/char/n_tty.c	kill_fasync(tty->fasync, SIGIO);
SIGIO	1191	drivers/net/ppp.c	kill_fasync(ppp->tty->fasync, SIGIO);
SIGIO	39	include/linux/signal.h	#define SIGPOLL    SIGIO
SIGIO	498	net/socket.c	kill_fasync(sock->fasync_list, SIGIO);
SIGIO	502	net/socket.c	kill_fasync(sock->fasync_list, SIGIO);
SIGIO	507	net/socket.c	kill_fasync(sock->fasync_list, SIGIO);