anchor.diff:      gstreamer
       gtk3
       json-glib
  +    libgudev
       pango
     ];
   
     configureFlags = [
  +    (enFlag "udev" (libgudev != null) null)
       "--enable-gl-texture-upload"
       "--disable-maintainer-flags"
       "--disable-debug"
  
positive.code: , gstreamer
  , gtk3
  , json-glib
  , pango
  }:
  
  
negative.code:       codyopel
      ];
      platforms = with platforms;
        x86_64-linux;
    };
  }
  