anchor.diff:  { stdenv, file, fetchurl, makeWrapper,
     autoPatchelfHook, jsoncpp, libpulseaudio }:
   let
  -  versionMajor = "6.10";
  -  versionMinor = "12";
  +  versionMajor = "6.11";
  +  versionMinor = "2";
     versionBuild_x86_64 = "1";
     versionBuild_i686 = "1";
   in
  
positive.code:             "https://download.nomachine.com/download/${versionMajor}/Linux/nomachine_${version}_${versionBuild_i686}_i686.tar.gz"
              "https://web.archive.org/web/https://download.nomachine.com/download/${versionMajor}/Linux/nomachine_${version}_${versionBuild_i686}_i686.tar.gz"
            ];
            sha256 = "0k6dspmwdkm0zf0c2zqlqy0jya8qgsg90wwv9wa12fn4chp66gqg";
          }
        else
          throw "NoMachine client is not supported on ${stdenv.hostPlatform.system}";
  
negative.code:             "https://download.nomachine.com/download/${versionMajor}/Linux/nomachine_${version}_${versionBuild_x86_64}_x86_64.tar.gz"
              "https://web.archive.org/web/https://download.nomachine.com/download/${versionMajor}/Linux/nomachine_${version}_${versionBuild_x86_64}_x86_64.tar.gz"
            ];
            sha256 = "1b6r9bwkr8mhaljma19ikxpkmlx8iy5r1vf5hlv27bja2zz1r8xr";
          }
        else if stdenv.hostPlatform.system == "i686-linux" then
          fetchurl {
  