{"ast_node_type":"other","tokens":[{"end":43,"kind":"keyword","start":0,"text":"libc::sigemptyset(&mut"}]}
        libc::sigemptyset(&mut sa.sa_mask);
        sa.sa_flags = libc::SA_NODEFER | libc::SA_RESETHAND | libc::SA_ONSTACK;
        for (signum, _signame) in KILL_SIGNALS {