ObjFW  Diff

	count += nItems;
}

- (void)addNItems: (size_t)nItems
       fromCArray: (const void*)cArray
	  atIndex: (size_t)index
{
	if (nItems > SIZE_MAX - count || index > count)
		@throw [OFOutOfRangeException exceptionWithClass: isa];

	data = [self resizeMemory: data
			 toNItems: count + nItems
			   ofSize: itemSize];

	memmove(data + (index + nItems) * itemSize, data + index * itemSize,