anchor.diff: -{ stdenv, fetchurl, wxGTK, pkgconfig, gettext, gtk, glib, zlib, perl, intltool,
  +{ stdenv, fetchurl, wxGTK30, pkgconfig, gettext, gtk, glib, zlib, perl, intltool,
     libogg, libvorbis, libmad, alsaLib, libsndfile, soxr, flac, lame, fetchpatch,
     expat, libid3tag, ffmpeg, soundtouch /*, portaudio - given up fighting their portaudio.patch */
     }:
   
   stdenv.mkDerivation rec {
  -  version = "2.1.1";
  +  version = "2.1.2";
     name = "audacity-${version}";
   
     src = fetchurl {
       url = "https://github.com/audacity/audacity/archive/Audacity-${version}.tar.gz";
  -    sha256 = "15c5ff7ac1c0b19b08f4bdcb0f4988743da2f9ed3fab41d6f07600e67cb9ddb6";
  +    sha256 = "1ggr6g0mk36rqj7ahsg8b0b1r9kphwajzvxgn43md263rm87n04h";
     };
     patches = [(fetchpatch {
       name = "new-ffmpeg.patch";
  
positive.code:     sha256 = "19fr674mw844zmkp1476yigkcnmb6zyn78av64ccdwi3p68i00rf";
    })];
  
    # fix with gcc-5 from http://lists.freebsd.org/pipermail/freebsd-ports-bugs/2012-December/245884.html
    postPatch = ''
      substituteInPlace lib-src/libnyquist/nyquist/ffts/src/fftlib.c \
        --replace 'inline void' 'static inline void'
    '';
  
    preConfigure = /* we prefer system-wide libs */ ''
      mv lib-src lib-src-rm
      mkdir lib-src
  
negative.code:     rm -r lib-src-rm/
    '';
  
    configureFlags = [ "--with-libsamplerate" ];
  
    buildInputs = [
      pkgconfig gettext wxGTK30 expat alsaLib
      libsndfile soxr libid3tag gtk
      ffmpeg libmad lame libvorbis flac soundtouch
    ]; #ToDo: detach sbsms
  
  