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<p><strong>Synopsis:</strong></p>
<pre class="literal-block">
namespace boost
{
    template
    &lt;
        T,
        class VoidPtrMultiMap,
        class CloneAllocator = heap_clone_allocator
    &gt;
    class ptr_multimap_adapter
    {
    public: // <a class="reference internal" href="#typedefs">typedefs</a>
        typedef VoidPtrMap::key_type key_type;
        t