anchor.diff:  , patchelf
   , fdk_aac
   , libtool
  +, ldacbt
   , cmake
   , bluez
   , dbus
  
positive.code:     ffmpeg_4
      fdk_aac
      libtool
      bluez
      dbus
      sbc
  
negative.code: 
  in stdenv.mkDerivation rec {
    name = "pulseaudio-modules-bt-${version}";
    version = "1.1.99";
  
    src = fetchFromGitHub {
      owner = "EHfive";
      repo = "pulseaudio-modules-bt";
      rev = "v${version}";
      sha256 = "0x670xbd62r3fs9a8pa5p4ppvxn6m64hvlrqa702gvikcvyrmwcg";
    };
  
    patches = [
  