anchor.diff: -{ lib, stdenv, fetchFromGitHub, makeDesktopItem, makeWrapper, ant, jdk, jre, gtk2, glib, xorg, Cocoa }:
  +{ lib, stdenv, fetchFromGitHub, makeDesktopItem, makeWrapper, wrapGAppsHook, ant, jdk, jre, gtk2, glib, xorg, Cocoa }:
   
   let
     _version = "2.10.2";
  
positive.code:     '';
      sourceProvenance = with sourceTypes; [
        fromSource
        binaryBytecode  # source bundles dependencies as jars
      ];
      license = licenses.gpl2Plus;
      platforms = [ "x86_64-linux" "i686-linux" "x86_64-darwin" ];
  
negative.code:   pname = "jameica";
    inherit version;
  
    nativeBuildInputs = [ ant jdk wrapGAppsHook makeWrapper ];
    buildInputs = lib.optionals stdenv.isLinux [ gtk2 glib xorg.libXtst ]
                  ++ lib.optional stdenv.isDarwin Cocoa;
  
  