namespace PT
{
  template<
    class _DataType,
    class _TypeTree = TConversionLengthTree
    >
  struct FindConversionList;

  template<_DataType>
  struct FindConversionList<_DataType,Tl::End>
  {
    typedef Tl::End					Result;
  };
      
  template<class _DataType,class _ItemList,class _Tail>
  struct FindConversionList
  {
    typedef Tl::IF<
      Tl::MemberOf<_ItemList,_DataType>::value,
      _ItemList,
      FindConversionList<_DataType,_Tail>::Result
      >::Result						Result;
  };
}