PKG_CHECK_MODULES(PLACE_DAEMON,
                  glib-2.0 >= $GLIB_REQUIRED
                  gobject-2.0 >= $GLIB_REQUIRED
                  gio-2.0 >= $GLIB_REQUIRED
                  gio-unix-2.0 >= $GLIB_REQUIRED
                  dbus-glib-1 >= 0.88
                  gee-1.0
                  zeitgeist-1.0 >= 0.2.6
                  dee-1.0 >= 0.4.2
                  folks > 0.3.0
                  unity >= 0.2.41)