anchor.diff:  { stdenv, fetchFromGitHub, cmake, boost, miniupnpc, openssl, pkgconfig, unbound }:
   
   let
  -  version = "0.10.3.1";
  +  version = "0.11.0.0";
   in
   stdenv.mkDerivation {
     name = "monero-${version}";
  
positive.code:     owner = "monero-project";
      repo = "monero";
      rev = "v${version}";
      sha256 = "1x6qjqijdbjyfb0dcjn46gp38hkb419skxansf9w2cjf58c2055n";
    };
  
    nativeBuildInputs = [ cmake pkgconfig ];
  
negative.code:         bin/monerod \
          bin/monero-blockchain-export \
          bin/monero-blockchain-import \
          bin/monero-wallet-cli \
          bin/monero-wallet-rpc
    '';
  