anchor.diff:  
     mesonFlags = [
       "-Dman=false"
  -    "-Dtests=false"
       "-Dgtkdoc=false"
       "-Dbootdir=/boot"
       "-Dudevdir=lib/udev"
  
positive.code:     sha256 = "1n4d6fw3ffg051072hbxn106s52x2wlh5dh2kxwdfjsb5kh03ra3";
    };
  
    nativeBuildInputs = [
      meson ninja gtk_doc pkgconfig gobjectIntrospection intltool glibcLocales
      valgrind gcab docbook2x libxslt pygobject3 python3Packages.pycairo wrapGAppsHook
    ];
    buildInputs = [
      polkit appstream-glib gusb sqlite libarchive libsoup elfutils libsmbios fwupdate libyaml
      libgudev colord gpgme libuuid pillow gnutls glib_networking efivar json_glib
    ];
  
    LC_ALL = "en_US.UTF-8"; # For po/make-images
  
    patches = [
      ./fix-missing-deps.patch
    ];
    postPatch = ''
      patchShebangs .
    '';
  
    preFixup = ''
      gappsWrapperArgs+=(--prefix XDG_DATA_DIRS : "${shared_mime_info}/share")
  
negative.code: { stdenv, fetchurl, fetchpatch, gtk_doc, pkgconfig, gobjectIntrospection, intltool
  , libgudev, polkit, appstream-glib, gusb, sqlite, libarchive, glib_networking
  , libsoup, docbook2x, gpgme, libxslt, elfutils, libsmbios, efivar, glibcLocales
  , fwupdate, libyaml, valgrind, meson, libuuid, pygobject3, colord
  , pillow, ninja, gcab, gnutls, python3Packages, wrapGAppsHook, json_glib
  , shared_mime_info, umockdev
  }:
  let
    version = "1.0.4";
  