ObjFW  Diff

	void *pool = objc_autoreleasePoolPush();
	id target = [[_target retain] autorelease];
	id object1 = [[_object1 retain] autorelease];
	id object2 = [[_object2 retain] autorelease];
	id object3 = [[_object3 retain] autorelease];
	id object4 = [[_object4 retain] autorelease];

	OF_ENSURE(_arguments <= 4);

	if (_repeats && _valid) {
		int64_t missedIntervals =
		    -_fireDate.timeIntervalSinceNow / _interval;
		OFTimeInterval newFireDate;
		OFRunLoop *runLoop;