anchor.diff:    # doCheck = true;
   
     preFixup = let
  -    binPath = [ efibootmgr bubblewrap tpm2-tools ] ++ stdenv.lib.optional haveFlashrom flashrom;
  -  in
  -  ''
  +    binPath = [
  +      efibootmgr
  +      bubblewrap
  +      tpm2-tools
  +    ] ++ stdenv.lib.optional haveFlashrom flashrom;
  +  in ''
       gappsWrapperArgs+=(
         --prefix XDG_DATA_DIRS : "${shared-mime-info}/share"
         # See programs reached with fu_common_find_program_in_path in source
  
positive.code: { stdenv, fetchurl, substituteAll, gtk-doc, pkgconfig, gobject-introspection, intltool
  , libgudev, polkit, libxmlb, gusb, sqlite, libarchive, glib-networking
  , libsoup, help2man, gpgme, libxslt, elfutils, libsmbios, efivar, gnu-efi
  , libyaml, valgrind, meson, libuuid, colord, docbook_xml_dtd_43, docbook_xsl
  , ninja, gcab, gnutls, python3, wrapGAppsHook, json-glib, bash-completion
  , shared-mime-info, umockdev, vala, makeFontsConf, freefont_ttf
  , cairo, freetype, fontconfig, pango
  , bubblewrap, efibootmgr, flashrom, tpm2-tools
  }:
  
  # Updating? Keep $out/etc synchronized with passthru.filesInstalledToEtc
  
  let
    python = python3.withPackages (p: with p; [ pygobject3 pycairo pillow ]);
    installedTestsPython = python3.withPackages (p: with p; [ pygobject3 requests ]);
  
    fontsConf = makeFontsConf {
      fontDirectories = [ freefont_ttf ];
  
negative.code:   outputs = [ "out" "lib" "dev" "devdoc" "man" "installedTests" ];
  
    nativeBuildInputs = [
      meson
      ninja
      gtk-doc
      pkgconfig
      gobject-introspection
      intltool
      shared-mime-info
      valgrind
      gcab
      docbook_xml_dtd_43
      docbook_xsl
      help2man
      libxslt
      python
      wrapGAppsHook
      vala
    ];
  
    buildInputs = [
      polkit
      libxmlb
      gusb
      sqlite
      libarchive
      libsoup
      elfutils
      gnu-efi
      libyaml
      libgudev
      colord
      gpgme
      libuuid
      gnutls
      glib-networking
      json-glib
      umockdev
      bash-completion
      cairo
      freetype
      fontconfig
      pango
      efivar
    ] ++ stdenv.lib.optionals haveDell [
      libsmbios
    ];
  
    patches = [
      ./fix-paths.patch
  