extern void gbp_bridge_domain_walk (gbp_bridge_domain_cb_t bgpe, void *ctx);
extern u8 *format_gbp_bridge_domain (u8 * s, va_list * args);
extern void gbp_bridge_domain_walk (gbp_bridge_domain_cb_t bgpe, void *ctx);
extern u8 *format_gbp_bridge_domain (u8 * s, va_list * args);