anchor.diff:        libX11
       ];
   
  -  nativeBuildInputs = [ makeQtWrapper ];
  +  nativeBuildInputs = [ makeQtWrapper qmakeHook ];
   
  -  buildPhase = ''
  +  configurePhase = ''
       for i in sonic-visualiser svapp svcore svgui;
  -      do cd $i && qmake -makefile PREFIX=$out && cd ..;
  +      do cd $i && qmake PREFIX=$out && cd ..;
       done
  -    make
     '';
   
     installPhase = ''
  
positive.code:   };
  
    buildInputs =
      [ libsndfile qtbase fftw fftwFloat bzip2 librdf rubberband
        libsamplerate vampSDK alsaLib librdf_raptor librdf_rasqal redland
        serd
        sord
  
negative.code: { stdenv, fetchurl, alsaLib, bzip2, fftw, libjack2, libX11, liblo
  , libmad, libogg, librdf, librdf_raptor, librdf_rasqal, libsamplerate
  , libsndfile, pkgconfig, libpulseaudio, makeQtWrapper, qtbase, redland
  , qmakeHook, rubberband, serd, sord, vampSDK, fftwFloat
  }:
  
  stdenv.mkDerivation rec {
  