-struct uci_context *_ctx;
-struct uci_package *_pkg;
-
-bool set_config_value_to_section(const char *conf_dir_name,
- const char *conf_file_name,
+#ifdef __cplusplus
+extern "C"
+#endif
+bool set_config_value_and_save(const char *conf_dir_name,
+ const char *conf_file_basename,