anchor.diff:  
     src = fetchurl {
       url = "http://webkitgtk.org/releases/${name}.tar.xz";
  -    sha256 = "1dffnz20psgc604azhbzn9a6cdhafar9dw74w3bbwrfy531pcb9f";
  +    sha256 = "0mjmcxhafh6l6j062z2nwfqbbvfyx16iqrzrbajswijh23awpnrf";
     };
   
     # see if we can clean this up....
  
positive.code: with stdenv.lib;
  stdenv.mkDerivation rec {
    name = "webkitgtk-${version}";
    version = "2.14.1";
  
    meta = {
      description = "Web content rendering engine, GTK+ port";
  
negative.code:   ];
  
    buildInputs = [
      gtk2 wayland libwebp enchant libnotify gnutls pcre nettle libidn
      libxml2 libsecret libxslt harfbuzz libpthreadstubs libtasn1 p11_kit
      gst-plugins-base libxkbcommon epoxy at_spi2_core
    ] ++ optional enableGeoLocation geoclue2
      ++ (with xlibs; [ libXdmcp libXt libXtst ]);
  