sigchld_action    161 src/main.c         struct sigaction sigchld_action;
sigchld_action    163 src/main.c         memset (&sigchld_action, 0, sizeof (sigchld_action));
sigchld_action    164 src/main.c         sigchld_action.sa_handler =
sigchld_action    170 src/main.c         sigemptyset (&sigchld_action.sa_mask);
sigchld_action    173 src/main.c         sigchld_action.sa_flags = SA_RESTART;
sigchld_action    176 src/main.c         if (my_sigaction (SIGCHLD, &sigchld_action, NULL) == -1)