[gdm] daemon: Add missing #ifdef WITH_SYSTEMD

[Colin Walters <walters src gnome org>]

commit 34c6bc8d3e2cca08f0ce43c481ab9925b8446552
Author: Colin Walters <walters verbum org>
Date:   Wed Feb 22 23:01:00 2012 -0500

    daemon: Add missing #ifdef WITH_SYSTEMD

 daemon/gdm-server.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/daemon/gdm-server.c b/daemon/gdm-server.c
index 54bf8b3..35ccdee 100644
--- a/daemon/gdm-server.c
+++ b/daemon/gdm-server.c
@@ -353,10 +353,12 @@ gdm_server_resolve_command_line (GdmServer  *server,
                 argv[len++] = g_strdup (server->priv->auth_file);
         }
 
+#ifdef WITH_SYSTEMD
         if (sd_booted () > 0 && server->priv->display_seat_id != NULL) {
                 argv[len++] = g_strdup ("-seat");
                 argv[len++] = g_strdup (server->priv->display_seat_id);
         }
+#endif
 
         if (server->priv->chosen_hostname) {
                 /* run just one session */