anchor.diff:  , libjpeg, libpng, zlib, cairo, dbus, dbus_glib, bzip2, xlibs
   , freetype, fontconfig, file, alsaLib, nspr, nss, libnotify
   , yasm, mesa, sqlite, unzip, makeWrapper, pysqlite
  +, hunspell, libevent, libstartup_notification, libvpx
   
   , # If you want the resulting program to call itself "Firefox" instead
     # of "Shiretoko" or whatever, enable this option.  However, those
  
positive.code:       "--with-system-bz2"
        "--with-system-nspr"
        "--with-system-nss"
        # "--with-system-png" # <-- "--with-system-png won't work because the system's libpng doesn't have APNG support"
        "--enable-system-cairo"
        "--enable-system-sqlite"
        "--disable-crashreporter"
        "--disable-tests"
  
negative.code:       [ pkgconfig gtk perl zip libIDL libjpeg zlib cairo bzip2 python
          dbus dbus_glib pango freetype fontconfig alsaLib nspr nss libnotify
          xlibs.pixman yasm mesa sqlite file unzip pysqlite
          hunspell libevent libstartup_notification libvpx
        ];
  
      patches = [
  