text: // Copyright (c) 2009-2010 Satoshi Nakamoto
  // Copyright (c) 2009-2018 The Bitcoin Core developers
  // Copyright (c) 2021 The LeefCoin Core developers
  // Distributed under the MIT software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #ifndef BITCOIN_ATTRIBUTES_H
  #define BITCOIN_ATTRIBUTES_H
  
  #if defined(__has_cpp_attribute)
  #  if __has_cpp_attribute(nodiscard)
  #    define NODISCARD [[nodiscard]]
  #  endif
  #endif
  #ifndef NODISCARD
  #  if defined(_MSC_VER) && _MSC_VER >= 1700
  #    define NODISCARD _Check_return_
  #  else
  #    define NODISCARD __attribute__((warn_unused_result))
  #  endif
  #endif
  
  #endif // BITCOIN_ATTRIBUTES_H
  