oact 41 usr/lib/posix/signal/sigaction.c sigaction(int signum, const struct sigaction *act, struct sigaction *oact) oact 55 usr/lib/posix/signal/sigaction.c if (oact != NULL) oact 56 usr/lib/posix/signal/sigaction.c *oact = *sa; oact 38 usr/lib/posix/signal/signal.c struct sigaction act, oact; oact 51 usr/lib/posix/signal/signal.c error = sigaction(sig, &act, &oact); oact 54 usr/lib/posix/signal/signal.c return oact.sa_handler;