Symbol: S_DFL
bin/sh/trap.c
513
action = S_DFL;
bin/sh/trap.c
521
if (rootshell && !vforked && action == S_DFL) {
bin/sh/trap.c
553
action = S_DFL;
bin/sh/trap.c
604
case S_DFL: sigact = SIG_DFL; break;