anchor.diff:      owner = "shundhammer";
       repo = "qdirstat";
       rev = "${version}";
  -    sha256 = "1ppasbr0mq301q6n3rm0bsmprs7vgkcjmmc0gbgqpgw84nmp9fqh";
  +    sha256 = "1v879kd7zahalb2qazq61wzi364k5cy3lgy6c8wj6mclwxjws1vc";
     };
   
     nativeBuildInputs = [ qmake makeWrapper ];
  
positive.code:     done
      substituteInPlace src/StdCleanup.cpp \
        --replace /bin/bash ${bash}/bin/bash
    '';
  
    postInstall = ''
  
negative.code: , makeWrapper, perlPackages }:
  
  let
    version = "1.5";
  in stdenv.mkDerivation rec {
    name = "qdirstat-${version}";
  
  