act 41 usr/lib/posix/signal/sigaction.c sigaction(int signum, const struct sigaction *act, struct sigaction *oact) act 58 usr/lib/posix/signal/sigaction.c if (act != NULL) act 59 usr/lib/posix/signal/sigaction.c *sa = *act; act 38 usr/lib/posix/signal/signal.c struct sigaction act, oact; act 45 usr/lib/posix/signal/signal.c act.sa_handler = handler; act 46 usr/lib/posix/signal/signal.c act.sa_flags = 0; act 47 usr/lib/posix/signal/signal.c act.sa_mask = 0; act 49 usr/lib/posix/signal/signal.c act.sa_mask = sigmask(sig); act 51 usr/lib/posix/signal/signal.c error = sigaction(sig, &act, &oact);