SIGPIPE 100 src/do_command.c sigaction(SIGPIPE, &sa, NULL); SIGPIPE 212 src/do_command.c sigaction(SIGPIPE, &sa, NULL); SIGPIPE 305 src/do_command.c sigaction(SIGPIPE, &sa, NULL); SIGPIPE 123 src/popen.c sigaction(SIGPIPE, &sa, NULL);