term_handler
(void) sigset(SIGTERM, term_handler);
static void term_handler(int);
act.sa_sigaction = term_handler;
static void term_handler(int sig, siginfo_t *siginfo, void *sigctx);
int gl_tty_signals(void (*term_handler)(int), void (*susp_handler)(int),
if(gl_set_tty_signal(sig->signo, term_handler))
int gl_tty_signals(void (*term_handler)(int), void (*susp_handler)(int),