anchor.diff:        --replace '/usr/bin/ronn' '${buildPackages.ronn}/bin/ronn' \
   
       substituteInPlace ./make-linux.mk \
  -      --replace 'armv5' 'armv6'
  +      --replace '-march=armv6zk' "" \
  +      --replace '-mcpu=arm1176jzf-s' ""
     '';
   
     nativeBuildInputs = [
  
positive.code:   cargoDeps = rustPlatform.fetchCargoTarball {
      src = "${src}/zeroidc";
      name = "${pname}-${version}";
      sha256 = "sha256-PDsJtz279P2IpgiL0T92IbcANeGSUnGKhEH1dj9VtbM=";
    };
    postPatch = "cp ${src}/zeroidc/Cargo.lock Cargo.lock";
  
  
negative.code: 
  let
    pname = "zerotierone";
    version = "1.10.0";
  
    src = fetchFromGitHub {
      owner = "zerotier";
      repo = "ZeroTierOne";
      rev = version;
      sha256 = "sha256-2lxXgQArHTFCuSBbKRSaLka42p2INLDg0z3TZ+J5msc=";
    };
  in stdenv.mkDerivation {
    inherit pname version src;
  