How to use the pigpio.terminate function in pigpio

function terminate() {
		turnOff();
		pigpio.terminate(); // pigpio C library terminated here
		beoBus.emit("general", {header: "shutdownComplete", content: {extension: "led"}});
	}

process.on('SIGINT', function () {
  pigpio.terminate();
  process.nextTick(function () { process.exit(0); });
});

process.on('SIGINT', function () {
  pigpio.terminate();
  ws281x.reset();
  process.nextTick(function () { process.exit(0); });
});