anchor.diff:      pkgconfig file gettext wxGTK30 expat alsaLib
       libsndfile soxr libid3tag libjack2 lv2 lilv serd sord sratom suil gtk2
       ffmpeg libmad lame libvorbis flac soundtouch
  +    autoconf automake libtool # for the preConfigure phase
     ]; #ToDo: detach sbsms
   
     enableParallelBuilding = true;
  
positive.code: { stdenv, fetchurl, wxGTK30, pkgconfig, file, gettext, gtk2, glib, zlib, perl, intltool,
    libogg, libvorbis, libmad, libjack2, lv2, lilv, serd, sord, sratom, suil, alsaLib, libsndfile, soxr, flac, lame, fetchpatch,
    expat, libid3tag, ffmpeg, soundtouch /*, portaudio - given up fighting their portaudio.patch */
    }:
  
  with stdenv.lib;
  
  stdenv.mkDerivation rec {
    version = "2.1.2";
    name = "audacity-${version}";
  
    src = fetchurl {
      url = "https://github.com/audacity/audacity/archive/Audacity-${version}.tar.gz";
      sha256 = "1ggr6g0mk36rqj7ahsg8b0b1r9kphwajzvxgn43md263rm87n04h";
    };
    patches = [
      (fetchpatch {
  
negative.code:         + "/audacity-ffmpeg.patch?h=packages/audacity&id=0c1e35798d4d70692";
        sha256 = "19fr674mw844zmkp1476yigkcnmb6zyn78av64ccdwi3p68i00rf";
      })
    ];
  
    preConfigure = /* we prefer system-wide libs */ ''
      autoreconf -vi # use system libraries
  
      # we will get a (possibly harmless) warning during configure without this
      substituteInPlace configure \
  