text: // Copyright (c) 2011-2017 The Cryptonote developers
  // Copyright (c) 2017-2018 The Circle Foundation & Conceal Devs
  // Copyright (c) 2018-2019 Conceal Network & Conceal Devs
  // Distributed under the MIT/X11 software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #pragma once
  
  #include <string>
  
  namespace System {
  std::string lastErrorMessage();
  std::string errorMessage(int);
  }
  