anchor.diff:    nativeBuildInputs = [
       bcunit
       cmake
  -    doxygen_1_8_16
  +    doxygen
       graphviz
       intltool
       makeWrapper
  
positive.code:     cyrus_sasl
      ffmpeg_3
      gdk-pixbuf
      git
      glib
      gtk2
      libX11
  
negative.code: , xsd
  , zlib
  }:
  
  stdenv.mkDerivation rec {
    pname = "liblinphone";
    version = "4.4.15";
  
    src = fetchFromGitLab {
      domain = "gitlab.linphone.org";
      owner = "public";
      group = "BC";
      repo = pname;
      rev = version;
      sha256 = "16a31c0n5lix4r5xk7p447xlxbrhdlmj11kb4y1krb5fx8hf65cl";
    };
  
    # Do not build static libraries
  