anchor.diff:        a real live maintainer, or some actual wide use.
       '';
       license     = licenses.lgpl2Plus;
  -    platforms   = platforms.linux;
  +    platforms   = platforms.unix;
       maintainers = with maintainers; [ iyzsong ];
     };
   
  
positive.code:     faad2 libass libkate libmms
      libmodplug mpeg2dec mpg123
      openjpeg libopus librsvg
      wildmidi fluidsynth libvdpau wayland
      libwebp xvidcore gnutls mesa
    ] ++ stdenv.lib.optional faacSupport faac;
  }
  
negative.code: , openjpeg, libopus, librsvg
  , wildmidi, fluidsynth, libvdpau, wayland
  , libwebp, xvidcore, gnutls
  , mesa, libintlOrEmpty
  }:
  
  assert faacSupport -> faac != null;
  
  let
    inherit (stdenv.lib) optional optionalString;
  in
  stdenv.mkDerivation rec {
    name = "gst-plugins-bad-1.4.5";
  
  