bool is_uline(const char* server);
long duration(const char* str);
-void do_whois(userrec* user, userrec* dest,unsigned long signon, unsigned long idle, char* nick);
bool host_matches_everyone(const std::string &mask, userrec* user);
bool ip_matches_everyone(const std::string &ip, userrec* user);
bool nick_matches_everyone(const std::string &nick, userrec* user);