anchor.diff:    buildInputs = [
       appstream-glib
       cairo
  -    efivar
  +    colord
  +    #efivar
       elfutils
       fontconfig
       freetype
       fwupdate
       gcab
  -    gdk-pixbuf
  +    #gdk-pixbuf
       glib
       gnutls
  -    gobject-introspection
       gpgme
       libarchive
       libgpg-error
       libgudev
       libgusb
  -    libsmbios
  +    #libsmbios
       libsoup
  -    libusb
  +    #libusb
       pango
       polkit
       sqlite
  -    systemd_lib
  +    #systemd_lib
       systemd-dummy
       util-linux_lib
     ];
   
  -  postPatch = ''
  -    patchShebangs po/test-deps
  -  '';
  -
     mesonFlags = [
  -    "-Denable-doc=false"
  -    "-Denable-tests=false"
  +    "-Dgtkdoc=false"
  +    "-Dtests=false"
     ];
   
     meta = with stdenv.lib; {
  
positive.code:     owner = "hughsie";
      repo = "fwupd";
      rev = version;
      sha256 = "5779cf25d3cc645bac24e93c44d0db3b7bb4b620c3611587dfcb2152b271067a";
    };
  
    nativeBuildInputs = [
      gettext
      meson
      ninja
      python3Packages.pygobject
  
negative.code: 
  , appstream-glib
  , cairo
  , colord
  , efivar
  , elfutils
  , fontconfig
  