anchor.diff:      glib
       systemd
       libgudev
  +    libpcap
     ];
   
     checkInputs = [
  
positive.code: , lib
  , docbook-xsl-nons
  , fetchurl
  , fetchpatch
  , glib
  , gobject-introspection
  , gtk-doc
  , libgudev
  , meson
  , ninja
  , pkg-config
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "umockdev";
    version = "0.16.3";
  
    outputs = [ "bin" "out" "dev" "devdoc" ];
  
    src = fetchurl {
      url = "https://github.com/martinpitt/umockdev/releases/download/${version}/${pname}-${version}.tar.xz";
      sha256 = "TjHxqtz8mPhzpsMb5lXWdj8hx/whsadTfor4S2x4U2M=";
    };
  
    nativeBuildInputs = [
      docbook-xsl-nons
  