void removeChannelBanMask(struct ChanNode *chan, char *mask);
void removeChannelBan(struct BanNode *ban);
void removeChannelBans(struct ChanNode *chan);
void removeChannelBanMask(struct ChanNode *chan, char *mask);
void removeChannelBan(struct BanNode *ban);
void removeChannelBans(struct ChanNode *chan);