void irc_topic(struct userNode *service, struct userNode *who, struct chanNode *what, const char *topic);
void irc_fetchtopic(struct userNode *from, const char *to);
void irc_svsjoin(struct userNode *from, struct userNode *who, struct chanNode *to);
void irc_topic(struct userNode *service, struct userNode *who, struct chanNode *what, const char *topic);
void irc_fetchtopic(struct userNode *from, const char *to);
void irc_svsjoin(struct userNode *from, struct userNode *who, struct chanNode *to);