anchor.diff:      x264
     ];
   
  -  configureFlags = [
  -    "--disable-maintainer-mode"
  -    "--enable-nls"
  -    "--enable-rpath"
  -    "--disable-fatal-warnings"
  -    "--disable-extra-checks"
  -    "--disable-debug"
  -    "--disable-profiling"
  -    "--disable-valgrind"
  -    "--disable-gcov"
  -    "--disable-examples"
  -    "--enable-external"
  -    "--enable-experimental"
  -    "--disable-gtk-doc"
  -    "--disable-gtk-doc-html"
  -    "--disable-gtk-doc-pdf"
  -    "--enable-gobject-cast-checks"
  -    "--disable-glib-asserts"
  -    "--${boolEn (orc != null)}-orc"
  -    "--enable-Bsymbolic"
  -    # Internal plugins
  -    "--disable-static-plugins"
  -    "--enable-asfdemux"
  -    "--enable-dvdlpcmdec"
  -    "--enable-dvdsub"
  -    "--enable-xingmux"
  -    "--enable-realmedia"
  -    # External plugins
  -    "--${boolEn (a52dec != null)}-a52dec"
  -    "--${boolEn (amrnb != null)}-amrnb"
  -    "--${boolEn (amrnb != null)}-amrwb"
  -    "--${boolEn (libcdio != null)}-cdio"
  -    "--${boolEn (libdvdread != null)}-dvdread"
  -    "--${boolEn (lame != null)}-lame"
  -    "--${boolEn (libmpeg2 != null)}-mpeg2dec"
  -    "--${boolEn (mpg123 != null)}-mpg123"
  -    #"--${boolEn (sidplay != null)}-sidplay"
  -    /**/"--disable-sidplay"
  -    #"--${boolEn (twolame != null)}-twolame"
  -    /**/"--disable-twolame"
  -    "--${boolEn (x264 != null)}-x264"
  +  mesonFlags = [
  +    # FIXME: add additional x264 libs for 10bpcc
  +    #"-Dx264_libraries"
     ];
   
     passthru = {
  
positive.code: 
    nativeBuildInputs = [
      gettext
      python3
    ];
  
    buildInputs = [
      a52dec
      amrnb
      amrwb
      glib
  
negative.code: , fetchurl
  , gettext
  , lib
  , meson
  , ninja
  
  , a52dec
  , amrnb
  