anchor.diff:    # "Fatal error: can't create obj/arch/sse2_c.o: No such file or directory".
     enableParallelBuilding = false;
   
  -  meta = with stdenv.lib; {
  +  meta =  {
       homepage = https://github.com/SnabbCo/snabbswitch;
       description = "Simple and fast packet networking toolkit";
       longDescription = ''
  
positive.code:     for f in $(find src/program/snabbnfv/ -type f); do
        substituteInPlace $f --replace "/bin/bash" "${bash}/bin/bash"
      done
  
      # We need a way to pass $PATH to the scripts
      sed -i '2iexport PATH=${stdenv.lib.makeBinPath [ git mysql.client which procps coreutils ]}' src/program/snabbnfv/neutron_sync_master/neutron_sync_master.sh.inc
      sed -i '2iexport PATH=${stdenv.lib.makeBinPath [ git coreutils diffutils nettools ]}' src/program/snabbnfv/neutron_sync_agent/neutron_sync_agent.sh.inc
    '';
  
    installPhase = ''
  
negative.code: { stdenv, fetchFromGitHub, bash, makeWrapper, git, mysql, diffutils, which, coreutils, procps, nettools
  ,supportOpenstack ? true
  }:
  
  with stdenv.lib;
  
  stdenv.mkDerivation rec {
    name = "snabb-${version}";
    version = "2018.01.2";
  
    src = fetchFromGitHub {
      owner = "snabbco";
      repo = "snabb";
      rev = "v${version}";
      sha256 = "0n6bjf5g4imy0aql8fa55c0db3w8h944ia1dk10167x5pqvkgdgm";
    };
  
    buildInputs = [ makeWrapper ];
  