anchor.diff:  
   stdenv.mkDerivation rec {
     name = "ntopng-1.2.1";
  -
  -  geoLiteCity = fetchurl {
  -    url = "http://geolite.maxmind.com/download/geoip/database/GeoLiteCity.dat.gz";
  -    sha256 = "1xqjyz9xnga3dvhj0f38hf78wv781jflvqkxm6qni3sj781nfr4a";
  -  };
  -
  -  geoLiteCityV6 = fetchurl {
  -    url = "http://geolite.maxmind.com/download/geoip/database/GeoLiteCityv6-beta/GeoLiteCityv6.dat.gz";
  -    sha256 = "03s41ffc5a13qy5kgx8jqya97jkw2qlvdkak98hab7xs0i17z9pd";
  -  };
  -
  -  geoIPASNum = fetchurl {
  -    url = "http://geolite.maxmind.com/download/geoip/database/asnum/GeoIPASNum.dat.gz";
  -    sha256 = "1h766l8dsfgzlrz0q76877xksaf5qf91nwnkqwb6zl1gkczbwy6p";
  -  };
  -
  -  geoIPASNumV6 = fetchurl {
  -    url = "http://geolite.maxmind.com/download/geoip/database/asnum/GeoIPASNumv6.dat.gz";
  -    sha256 = "0dwi9b3amfpmpkknf9ipz2r8aq05gn1j2zlvanwwah3ib5cgva9d";
  -  };
   
     src = fetchurl {
       url = "mirror://sourceforge/project/ntop/ntopng/${name}.tgz";
  
positive.code:     ./0002-Remove-requirement-to-have-writeable-callback-dir.patch
    ];
  
    buildInputs = [ libpcap gnutls libgcrypt libxml2 glib geoip sqlite which autoreconfHook subversion pkgconfig groff ];
  
    preConfigure = ''
      find . -name Makefile.in | xargs sed -i "s|/bin/rm|rm|"
  
negative.code: { stdenv, fetchurl, libpcap, gnutls, libgcrypt, libxml2, glib
  , geoip, geolite-legacy, sqlite, which, autoreconfHook, subversion
  , pkgconfig, groff
  }:
  
  # ntopng includes LuaJIT, mongoose, rrdtool and zeromq in its third-party/
  