old_mask           52 lib/services/services_linux.c     sigset_t old_mask;  // Previous set of blocked signals
old_mask           62 lib/services/services_linux.c     sigemptyset(&(data->old_mask));
old_mask           65 lib/services/services_linux.c     if (sigprocmask(SIG_BLOCK, &(data->mask), &(data->old_mask)) < 0) {
old_mask          124 lib/services/services_linux.c     if ((sigismember(&(data->old_mask), SIGCHLD) == 0)