anchor.diff:      libidn
       libintl
       lcms2
  -    libnotify
       libpthreadstubs
       libtasn1
       libwebp
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "webkitgtk";
    version = "2.37.1";
  
    outputs = [ "out" "dev" "devdoc" ];
  
  
negative.code: , pkg-config
  , gettext
  , gobject-introspection
  , gnutls
  , libgcrypt
  , libgpg-error
  