void irc_join(struct userNode *who, struct chanNode *what);
void irc_invite(struct userNode *from, struct userNode *who, struct chanNode *to);
void irc_mode(struct userNode *who, struct chanNode *target, const char *modes);
void irc_join(struct userNode *who, struct chanNode *what);
void irc_invite(struct userNode *from, struct userNode *who, struct chanNode *to);
void irc_mode(struct userNode *who, struct chanNode *target, const char *modes);