anchor.diff:  
   mkDerivation rec {
     pname = "sfxr-qt";
  -  version = "1.3.0";
  +  version = "1.4.0";
  +
     src = fetchFromGitHub {
       owner = "agateau";
       repo = "sfxr-qt";
       rev = version;
  -    sha256 = "15yjgjl1c5k816mnpc09104zq0ack2a3mjsxmhcik7cmjkfiipr5";
  +    sha256 = "sha256-Mn+wcwu70BwsTLFlc12sOOe6U1AJ8hR7bCIPlPnCooE=";
       fetchSubmodules = true;
     };
  +
     nativeBuildInputs = [
       cmake
  +    extra-cmake-modules
       (python3.withPackages (pp: with pp; [ pyyaml jinja2 setuptools ]))
     ];
  +
     buildInputs = [
       qtbase
       qtquickcontrols2
  
positive.code: , mkDerivation
  , fetchFromGitHub
  , cmake
  , qtbase
  , qtquickcontrols2
  , SDL
  
negative.code:     platforms = platforms.linux;
    };
  }
  