ObjFW  Diff

		size_t pageSize = [OFSystemInfo pageSize];
#endif

		if (count > SIZE_MAX / itemSize)
			@throw [OFOutOfRangeException exception];

		if (allowsSwappableMemory) {
			_items = [self allocMemoryWithSize: itemSize
						     count: count];
			_items = of_malloc(count, itemSize);
			_freeWhenDone = true;
			memset(_items, 0, count * itemSize);
#if defined(HAVE_MMAP) && defined(HAVE_MLOCK) && defined(MAP_ANON)
		} else if (count * itemSize >= pageSize)
			_items = mapPages(OF_ROUND_UP_POW2(pageSize,
			    count * itemSize) / pageSize);
		else {
# if !defined(OF_HAVE_COMPILER_TLS) && defined(OF_HAVE_THREADS)