+GLOBAL bool Lists_Check PARAMS((struct list_head *head, CLIENT *client ));
+GLOBAL bool Lists_CheckDupeMask PARAMS((const struct list_head *head, const char *mask ));
+
+GLOBAL bool Lists_Add PARAMS((struct list_head *header, const char *Mask, bool OnlyOnce ));
+GLOBAL void Lists_Del PARAMS((struct list_head *head, const char *Mask ));
+
+GLOBAL bool Lists_AlreadyRegistered PARAMS(( const struct list_head *head, const char *Mask));