namespace boost
{

    template
    < 
        class Key, 
        class Compare = std::less<Key>,
        class CloneAllocator = heap_clone_allocator,
        class Allocator = std::allocator<void*>
    >
    class ptr_multiset : public ptr_multiset_adapter
                                <
                                    Key,
                                    std::multiset<void*,void_ptr_indirect_fun<Compare,Key>,Allocator>,
                                    CloneAllocator
                                >
    {
        // see references

    }; // class 'ptr_multiset'

} // namespace 'boost'