extern subnet_t *lookup_subnet_ipv4(const ipv4_t *address);
extern subnet_t *lookup_subnet_ipv6(const ipv6_t *address);
extern bool dump_subnets(struct connection_t *c);
extern subnet_t *lookup_subnet_ipv4(const ipv4_t *address);
extern subnet_t *lookup_subnet_ipv6(const ipv6_t *address);
extern bool dump_subnets(struct connection_t *c);