anchor.diff:  
         origSrc=$src
         src=$(findTarball $src)
  -    ''; 
  +    '';
     }
   )
  
positive.code:     postPhases =
        ["generateWrappersPhase" "finalPhase"];
  
      prePhases = 
        ["antSetupPhase"];
  
      antSetupPhase = with stdenv.lib; ''
  
negative.code:       closeNest
      '';
  
      buildPhase = ''
        runHook preBuild
      '' + (if antTargets == [] then ''
        header "Building default ant target"
        ant ${antFlags}
        closeNest
      '' else stdenv.lib.concatMapStrings (t: ''
        header "Building '${t}' target"
        ant ${antFlags} ${t}
        closeNest
      '') antTargets) + ''
        runHook postBuild
      '';
  
      finalPhase =
        ''
  