Plan 9 from Bell Labs’s /usr/web/sources/contrib/anothy/src/lib/djb-ape/sig/trysgact.c
#include <signal.h> main() { struct sigaction sa; sa.sa_handler = 0; sa.sa_flags = 0; sigemptyset(&sa.sa_mask); sigaction(0,&sa,(struct sigaction *) 0); }
