extern size_t cres_mem(struct Client* cptr);
extern void delete_resolver_queries(const void *vptr);
extern void report_dns_servers(struct Client *source_p, struct StatDesc *sd, int stat, char *param);
-extern void gethost_byname_type(const char *name, const struct DNSQuery *query, int type);
extern void gethost_byname(const char *name, const struct DNSQuery *query);
extern void gethost_byaddr(const struct irc_in_addr *addr, const struct DNSQuery *query);
+
extern int irc_in_addr_valid(const struct irc_in_addr *addr);
extern int irc_in_addr_cmp(const struct irc_in_addr *a, const struct irc_in_addr *b);
extern int irc_in_addr_is_ipv4(const struct irc_in_addr *addr);