anchor.diff:  , libxcb
   , libxkbcommon
   , xwayland
  +, libdrm
  +, scdoc
   }:
   
   stdenv.mkDerivation rec {
     pname = "labwc";
  -  version = "unstable-2021-02-06";
  +  version = "unstable-2021-03-15";
   
     src = fetchFromGitHub {
       owner = "johanmalm";
       repo = pname;
  -    rev = "4a8fcf5c6d0b730b1e2e17e544ce7d7d3c72cd13";
  -    sha256 = "g1ba8dchUN393eis0VAu1bIjQfthDGLaSijSavz4lfU=";
  +    rev = "fddeb74527e5b860d9c1a91a237d390041c758b6";
  +    sha256 = "0rhniv5j4bypqxxj0nbpa3hclmn8znal9rldv0mrgbizn3wsbs54";
     };
   
  -  nativeBuildInputs = [ pkg-config meson ninja pandoc ];
  +  nativeBuildInputs = [ pkg-config meson ninja scdoc ];
     buildInputs = [
       cairo
       glib
  
positive.code:     libxcb
      libxkbcommon
      xwayland
    ];
  
    mesonFlags = [ "-Dxwayland=enabled" ];
  
negative.code: , glib
  , libinput
  , libxml2
  , pango
  , wayland
  , wayland-protocols
  