anchor.diff:       };
     };
   
  -  MathBigRat = null; # part of Perl 5.30.3, 5.32.0, 5.33.1
  -
     MathClipper = buildPerlModule {
       pname = "Math-Clipper";
       version = "1.29";
  
positive.code:     };
      buildInputs = [ TestDifferences ];
    };
  
    threadsshared = null; # part of Perl 5.30.3, 5.32.0, 5.33.1
  
    ThreadQueue = null; # part of Perl 5.30.3, 5.32.0, 5.33.1
  
    Throwable = buildPerlPackage {
      pname = "Throwable";
  
negative.code:       license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
      };
    };
  
    DataDumperConcise = buildPerlPackage {
      pname = "Data-Dumper-Concise";
  