#include <signal.h>

main()
{
	char *handler();

	/*
	 * Tell system to send signals to handler.
	 */
	signal(SIGINT, handler);
	signal(SIGQUIT, handler);

	/*
	 * Now pause.
	 */
	pause();
}
char *handler(signo)
int signo;
{
	/*
	 * Ignore signal.
	 */
	signal(signo, SIG\(ulIGN);

	if (signo == SIGINT)
		printf("SIGINT\en");
	else
		printf("SIGQUIT\en");

	exit(0);
}