anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "fastd";
  -  version = "21";
  +  version = "22";
   
     src = fetchFromGitHub {
       owner  = "Neoraider";
       repo = "fastd";
       rev = "v${version}";
  -    sha256 = "1p4k50dk8byrghbr0fwmgwps8df6rlkgcd603r14i71m5g27z5gw";
  +    sha256 = "0qni32j7d3za9f87m68wq8zgalvfxdrx1zxi6l4x7vvmpcw5nhpq";
     };
   
     nativeBuildInputs = [
  
positive.code:     libsodium
      libuecc
      openssl
    ];
  
    # some options are only available on x86
  
negative.code: , meson
  , ninja
  , pkg-config
  , libmnl
  , libuecc
  , libsodium
  , libcap
  