anchor.diff:      substituteInPlace svnversion_regenerate.sh --replace /bin/bash ${bash}/bin/bash
     '';
   
  -  patches = [ ./jack-gcc5.patch ];
  +  patches = [
  +    ./jack-gcc5.patch
  +    (fetchpatch {
  +      url = "https://github.com/jackaudio/jack2/commit/ff1ed2c4524095055140370c1008a2d9cccc5645.patch";
  +      sha256 = "0vywakbmlskvs9ginij9ilk39wjyzg7w6cf1qxp11hb0hj69fir5";
  +    })
  +  ];
   
     configurePhase = ''
       python waf configure --prefix=$out \
  
positive.code:   };
  
    nativeBuildInputs = [ pkgconfig python makeWrapper ];
    buildInputs = [ gcc
      python
  
      libsamplerate libsndfile readline
  
      optDbus optPythonDBus optLibffado optAlsaLib optLibopus
    ];
  
  
negative.code: { stdenv, fetchFromGitHub, fetchpatch, pkgconfig, python2Packages, makeWrapper
  , bash, libsamplerate, libsndfile, readline
  
  # Optional Dependencies
  , dbus ? null, libffado ? null, alsaLib ? null
  