+static int choose_sendpass TAC_ARGS((struct authen_data *data, struct authen_type *type));
+static int choose_sendauth TAC_ARGS((struct authen_data *data, struct authen_type *type));
+static int choose_login TAC_ARGS((struct authen_data *data, struct authen_type *type));
+
+
+#if 0 /* unused */
+static int