SIG_DFL
sa.sa_handler = remove ? SIG_DFL : handler;
if (old_sa.sa_handler == (remove ? handler : SIG_DFL) &&
(void) sigset( SIGPIPE, SIG_DFL );
(void) signal( SIGPIPE, SIG_DFL );
signal(SIGCHLD, SIG_DFL);
signal(SIGHUP, SIG_DFL);
signal(SIGQUIT, SIG_DFL);
signal(SIGTERM, SIG_DFL);
signal(SIGINT, SIG_DFL);
signal(SIGTTOU, SIG_DFL);
sa.sa_handler = SIG_DFL;
(void) signal(SIGINT, SIG_DFL);
(void) signal(SIGQUIT, SIG_DFL);
(void) signal(SIGINT, SIG_DFL);
(void) signal(SIGQUIT, SIG_DFL);
(void) signal(SIGTSTP, SIG_DFL);
if (address == (target_addr_t)SIG_DFL
(void) signal(SIGALRM, SIG_DFL);
&& action.sa_handler != SIG_DFL
&& action.sa_handler != SIG_DFL
&& signalAction.sa_handler != SIG_DFL) {
handler.sa_handler = SIG_DFL;
&& handler.sa_handler != SIG_IGN && handler.sa_handler != SIG_DFL) {
team->SignalActionFor(signal->Number()).sa_handler = SIG_DFL;
} else if (handler.sa_handler == SIG_DFL) {
|| (act && act->sa_handler == SIG_DFL
if (action.sa_handler != SIG_IGN && action.sa_handler != SIG_DFL)
action.sa_handler = SIG_DFL;
&& action.sa_handler != SIG_DFL
&& signalAction.sa_handler == SIG_DFL) {
action.sa_handler = SIG_DFL;
&& signalAction.sa_handler == SIG_DFL) {
signal(SIGCHLD, SIG_DFL);
signal(SIGHUP, SIG_DFL);
signal(SIGQUIT, SIG_DFL);
signal(SIGTERM, SIG_DFL);
signal(SIGINT, SIG_DFL);
signal(SIGTTOU, SIG_DFL);
if (action.sa_handler == SIG_DFL)