ObjFW  Diff

	[element retain];
	[pool release];
	[element autorelease];

	return element;
}

#ifdef OF_HAVE_BLOCKS
#if defined(OF_HAVE_BLOCKS) && defined(OF_HAVE_FAST_ENUMERATION)
- (void)enumerateObjectsUsingBlock: (of_set_enumeration_block_t)block
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFEnumerator *enumerator = [self objectEnumerator];
	id object;
	BOOL stop = NO;

	while (!stop && (object = [enumerator nextObject]) != nil)
	for (id object in self) {
		block(object, &stop);

		if (stop)
	[pool release];
}

			break;
	}
}
#endif

#ifdef OF_HAVE_BLOCKS
- (OFSet*)filteredSetUsingBlock: (of_set_filter_block_t)block
{
	OFMutableSet *ret = [OFMutableSet set];

	[self enumerateObjectsUsingBlock: ^ (id object, BOOL *stop) {
		if (block(object))
			[ret addObject: object];