extern int do_nick_name(char* nick);
extern int set_nick_name(struct Client* cptr, struct Client* sptr,
const char* nick, int parc, char* parv[]);
extern int do_nick_name(char* nick);
extern int set_nick_name(struct Client* cptr, struct Client* sptr,
const char* nick, int parc, char* parv[]);