#ifndef XXX
#define XXX

#ifdef X_SOURCE
#  define X_DECL __declspec(dllexport)
#else
#  define X_DECL __declspec(dllimport)
#endif  

#define BOOST_ALL_DYN_LINK //Always use dynamic linking
#define BOOST_ALL_NO_LIB   //Newer link automagically
#include <boost/serialization/nvp.hpp>

class X_DECL X
{
public:
    X(float);

    //private:
//     friend class boost::serialization::access;
    
//     template<class Archive>
//     void serialize(Archive& ar, const unsigned int version)
//     {
//         ar & boost::serialization::make_nvp("soup", soup);
//     }

    float soup;
};

template <class Archive>
X_DECL void serialize(Archive& ar, X& x, const unsigned int version);

#endif