anchor.diff:      propagatedBuildInputs = [ FileWhich IPCRun LogLog4perl ];
       meta = {
         description = "API wrapper around the 'tar' utility";
  -      license = with lib.licenses; [ gpl3 ];
  +      license = with lib.licenses; [ gpl3Plus ];
       };
     };
   
  
positive.code:     propagatedBuildInputs = [ TemplateToolkit ];
      meta = {
        description = "Rudimentary profiling for Template Toolkit";
        license = with lib.licenses; [ artistic2 gpl3 ];
      };
    };
  
  
negative.code:     propagatedBuildInputs = [ ArchiveZip XMLTwig ];
      meta = {
        description = "The Perl Open OpenDocument Connector";
        license = with lib.licenses; [ lgpl21Only ];
        maintainers = [ maintainers.wentasah ];
      };
    };
  