class Nexton:public ENGINE{
    public:
    Nexton(){
        is_engine_certain=false;
        check_by=CHECK_BY::CUSTOM;
        check_by_target=[](){
            return Util::CheckFile(L"aInfo.db")|| 
            (
                Util::CheckFile(L"cfg.cfg")&&
                Util::CheckFile(L"SystemConfig.exe")&&
                Util::CheckFile(L"data.arc")&&
                Util::CheckFile(L"se_000.arc")&&
                Util::CheckFile(L"voice_000.arc")
            );
        }; 
    };
     bool attach_function();
};

class Nexton1:public ENGINE{
    public:
    Nexton1(){
        
        check_by=CHECK_BY::FILE;
         // old nexton game
        check_by_target=L"comnArc.arc";
        is_engine_certain=false;
    };
     bool attach_function();
};