notes.txt

    /*typedef UINT (CALLBACK* dllcallback)();
    dllcallback piaddr;
    UINT returnval;

    const char* chud_func = "pi_chudnovsky";
    piaddr = reinterpret_cast<dllcallback>(GetProcAddress(hLibPi, "pi_chudnovsky"));
    if (!piaddr) {
      std::wcout << L"piaddr = false" << std::endl;
      std::wcerr << L"Failed to get function address of " << chud_func
                 << L" Error: " << GetLastError() << std::endl;
      if (!FreeLibrary(hLibPi)) {
        std::wcerr << L"Failed to free library " << kPiCalcDll
                   << L" Error: " << GetLastError() << std::endl;
      } else {
        std::wcerr << L"Successfully freed library " << kPiCalcDll << std::endl;
      }
    } else {
      std::wcout << L"piaddr = true" << std::endl;
      returnval = piaddr();
      //pi = *piaddr;
     // bool pi_func = piadr(pi);
    }*/