anchor.diff:      owner = "mamedev";
       repo = "mame";
       rev = "mame${majorVersion}${minorVersion}";
  -    sha256 = "1z012fk7nlvxxixxcavmzc9443xli6i7xzz7fdf755g7v1cys7im";
  +    sha256 = "0ln5z8xp81j2af2s94dixnk9n68qpi6b3plynp3pharg6dd55yac";
     };
   
     hardeningDisable = [ "fortify" ];
  
positive.code: 
  let
    majorVersion = "0";
    minorVersion = "224";
  
    desktopItem = makeDesktopItem {
      name = "MAME";
  
negative.code: { stdenv, mkDerivation, fetchFromGitHub, makeDesktopItem, makeWrapper
  , python, pkgconfig, SDL2, SDL2_ttf, alsaLib, which, qtbase, libXinerama
  , libpcap, CoreAudioKit, ForceFeedback
  , installShellFiles }:
  