anchor.diff:      libhandy
       libportal
       libnotify
  +    libarchive
       libsecret
       libsoup
       libxml2
  
positive.code: , libsecret
  , gnome-desktop
  , libnotify
  , p11-kit
  , sqlite
  , gcr
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "epiphany";
    version = "40.1";
  
    src = fetchurl {
      url = "mirror://gnome/sources/${pname}/${lib.versions.major version}/${pname}-${version}.tar.xz";
      sha256 = "1l0sb1xg16g4wg3z99xb0w2kbyczbn7q4mphs3w4lxq22xml4sk9";
    };
  
    nativeBuildInputs = [
      desktop-file-utils
  