#ifndef _header2_h
#define _header2_h

class Base2 {
int i;
friend class boost::serialization::access;
template<typename Archive>
        void serialize (Archive &ar, const unsigned int )
        {
          ar & BOOST_SERIALIZATION_NVP(i);
        }

};

namespace derived2 {
class Derived2 : public Base2 {
friend class boost::serialization::access;
template<typename Archive> 
        void serialize (Archive &ar, const unsigned int )
        {
          ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(Base2);
        }
};
}


#endif