anchor.diff: -{ lib, stdenv
  +{ stdenv
  +, lib
   , gettext
   , fetchurl
   , pkg-config
  
positive.code: 
      # needed by meson_post_install.sh
      python3
      glib.dev
      desktop-file-utils
    ];
  
  
negative.code:     gtk3
      glib
      upower
    ];
  
    passthru = {
      updateScript = gnome.updateScript {
        packageName = "gnome-power-manager";
        attrPath = "gnome.gnome-power-manager";
      };
    };
  
    meta = with lib; {
      homepage = "https://gitlab.gnome.org/GNOME/gnome-power-manager";
  