ObjFW  Diff

# endif
			}

			return page;
		}
	}

	page = of_malloc(1, sizeof(*page));
	page = of_alloc(1, sizeof(*page));
	@try {
		page->map = of_calloc(1, mapSize);
		page->map = of_alloc_zeroed(1, mapSize);
	} @catch (id e) {
		free(page);
		@throw e;
	}
	@try {
		page->page = mapPages(1);
	} @catch (id e) {

	size_t numPreallocatedPages;
# endif
	size_t i;

	if (preallocatedPages != NULL)
		@throw [OFInvalidArgumentException exception];

	preallocatedPages = of_calloc(numPages, sizeof(struct page));
	preallocatedPages = of_alloc_zeroed(numPages, sizeof(struct page));
# if !defined(OF_HAVE_COMPILER_TLS) && defined(OF_HAVE_THREADS)
	of_tlskey_set(preallocatedPagesKey, preallocatedPages);
# endif

	@try {
		for (i = 0; i < numPages; i++)
			preallocatedPages[i] = addPage(false);

		size_t pageSize = [OFSystemInfo pageSize];
#endif

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

		if (allowsSwappableMemory) {
			_items = of_malloc(count, itemSize);
			_items = of_alloc(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 {