+void bgscan_notify_signal_change(struct wpa_supplicant *wpa_s, int above,
+ int current_signal, int current_noise,
+ int current_txrate);
+
+/* Available bgscan modules */
+
+#ifdef CONFIG_BGSCAN_SIMPLE
+extern const struct bgscan_ops bgscan_simple_ops;
+#endif /* CONFIG_BGSCAN_SIMPLE */
+#ifdef CONFIG_BGSCAN_LEARN
+extern const struct bgscan_ops bgscan_learn_ops;
+#endif /* CONFIG_BGSCAN_LEARN */