anchor.diff:  , python3
   , wrapGAppsHook
   , wxGTK32
  -, xlibsWrapper
   }:
   
   stdenv.mkDerivation rec {
  
positive.code: , ffmpeg
  , glib
  , libGLU
  , mesa
  , perl
  , pkg-config
  
negative.code:     Carbon
      Cocoa
    ] ++ lib.optionals stdenv.hostPlatform.isLinux [
      libICE
      libX11
    ];
  
    postPatch = ''
  