IsoExDefines.hh

#ifndef ISOEXDLLEXPORT
        #ifdef WIN32
                #ifdef ISOEXDLL
                        #ifdef USEISOEX
                                #define ISOEXDLLEXPORT __declspec(dllimport)
                                #define ISOEXDLLEXPORTONLY 
                        #else
                                #define ISOEXDLLEXPORT __declspec(dllexport)
                                #define ISOEXDLLEXPORTONLY __declspec(dllexport)
                        #endif
                #else           
                        #define ISOEXDLLEXPORT  
                        #define ISOEXDLLEXPORTONLY
                #endif
        #else
                #define ISOEXDLLEXPORT
                #define ISOEXDLLEXPORTONLY
        #endif
#endif