systemd: add withPolkit option

pkgs/os-specific/linux/systemd/default.nix

@@ -66,6 +66,7 @@
 , withLocaled ? true
 , withLogind ? true
 , withNetworkd ? true
+, withPolkit ? true
 , withRemote ? false  # has always been disabled on NixOS, upstream version appears broken anyway
 , withResolved ? true
 , withTimedated ? true
@@ -222,6 +223,7 @@ stdenv.mkDerivation {
     "-Dlocaled=${lib.boolToString withLocaled}"
     "-Dhostnamed=${lib.boolToString withHostnamed}"
     "-Dnetworkd=${lib.boolToString withNetworkd}"
+    "-Dpolkit=${lib.boolToString withPolkit}"
     "-Dcryptsetup=${lib.boolToString withCryptsetup}"
     "-Dportabled=false"
     "-Dhwdb=${lib.boolToString withHwdb}"

pkgs/top-level/all-packages.nix

@@ -18673,6 +18673,7 @@ in
     withLocaled = false;
     withLogind = false;
     withNetworkd = false;
+    withPolkit = false;
     withResolved = false;
     withTimedated = false;
     glib = null;