anchor.diff:      ./libglvnd-headers.patch
     ];
   
  +  preConfigure = stdenv.lib.optionalString (stdenv.hostPlatform != stdenv.buildPlatform) ''
  +    # Ignore gettext in cmake_prefix_path so that find_program doesn't
  +    # pick up the wrong gettext. TODO: Find a better solution for
  +    # this, maybe make cmake not look up executables in
  +    # CMAKE_PREFIX_PATH.
  +    cmakeFlags+=" -DCMAKE_IGNORE_PATH=${getBin gettext}/bin"
  +  '';
  +
     nativeBuildInputs = [
       bison
       cmake
  
positive.code:     pkgconfig
      python3
      ruby
    ];
  
    buildInputs = [
  
negative.code: , xdg-dbus-proxy
  , substituteAll
  , gnome3
  , glib
  }:
  
  assert enableGeoLocation -> geoclue2 != null;
  