anchor.diff:    src = fetchurl {
       urls = map (n: "${n}.gz") tarballUrls;
       hashOutput = false;
  -    sha256 = "078956d2d98e22011265afd4b7221efe4861067dcba4a031583b01f34d423700";
  +    sha256 = "9f1f400a5a84d197087a3724d7509e179e19148622226afa9dcd6be4cf693458";
     };
   
     nativeBuildInputs = [
  
positive.code:     docbook_xml_dtd_45
      libxslt
      perl
      python2Packages.python
      python2Packages.waf.dev
      python2Packages.wrapPython
    ];
  
    buildInputs = [
  
negative.code:     rm -r "$out"/var
      rm -r "$out"/libexec/ctdb/tests
      rm -r "$out"/lib/pkgconfig
      rm -r "$out"/lib/python*/site-packages/samba/tests
      rm "$out"/bin/ctdb_run{_cluster,}_tests
      rm -r "$out"/share/ctdb
      rm "$out"/bin/smbtorture
  