anchor.diff:      sha256 = "0d5mzkwsbh9s9b1vyvpaawqc09b0q41l2a7pmwf7386b1fsx6d58";
     };
   
  +  nativeBuildInputs = [ copyDesktopItems ];
     buildInputs = [ unzip ];
     inherit jre;
   
     installPhase = ''
  -    source $stdenv/setup
  +    runHook preInstall
   
       unzip $src
   
  
positive.code: { stdenv, fetchurl, unzip, jre, makeDesktopItem }:
  
  let
    desktopItem = makeDesktopItem {
  
negative.code:     EOF
      chmod +x $out/bin/jdiskreport
  
      runHook postInstall
    '';
  
    desktopItems = [ desktopItem ];
  
    meta = with stdenv.lib; {
      homepage = "http://www.jgoodies.com/freeware/jdiskreport/";
  