TYPEMAP
ref_var*    REF_VARIANT

OUTPUT
REF_VARIANT

   char* type = get_ref_type(*$var);

   if (std::strcmp(type,"macro")) {
      printf ("HEY");
      macro* mac = new macro;
      mac        = boost::get<macro>(&$var);
      printf("Macro class is %s",mac->get_class());
      sv_setref_pv($arg,"macro",mac);
   } else {
      module* mod = new module;
      mod         = boost::get<module>(&$var);
      sv_setref_pv($arg,"module",mod);
   }