anchor.diff:      platforms   = platforms.unix;
     };
   }
  -
  
positive.code:   };
  
    patchPhase = ''
      sed -i 's@/bin/echo@echo@g' configure
      sed -i -e 's/^   /\t/' docs/{libs,plugins}/Makefile.in
    '';
  
    # TODO : v4l, libvisual
    buildInputs =
      [ pkgconfig glib cairo ]
      # can't build alsaLib on darwin
      ++ stdenv.lib.optional (!stdenv.isDarwin) alsaLib
      ++ stdenv.lib.optionals (!minimalDeps)
  
negative.code:   NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.isDarwin "-lintl";
  
    propagatedBuildInputs = [ gstreamer ];
  
    postInstall = "rm -rf $out/share/gtk-doc";
  
    meta = with stdenv.lib; {
      homepage    = http://gstreamer.freedesktop.org;
      description = "Base plug-ins for GStreamer";
  