anchor.diff:      mkdir -p $out/lib/lv2
       mv *.lv2/ $out/lib/lv2
       mkdir -p $out/bin
  +    rm newlib.sh
       for f in $(find . -executable -type f);
       do
         cp $f $out/bin/
  
positive.code: { stdenv, fetchFromGitHub, faust2jaqt, faust2lv2 }:
  stdenv.mkDerivation rec {
    name = "faustCompressors-v${version}";
    version = "1.1.1";
  
    src = fetchFromGitHub {
      owner = "magnetophon";
      repo = "faustCompressors";
      rev = "v${version}";
      sha256 = "0mkram2hm7i5za7pfn5crh2arbajk8praksxzgjx90rrxwl1y3d1";
    };
  
    buildInputs = [ faust2jaqt faust2lv2 ];
  
negative.code:   buildPhase = ''
      for f in *.dsp;
      do
        echo "compiling standalone from" $f
        faust2jaqt -time -double -t 99999 $f
      done
  
  