- int, int, const char *);
-void add_conf_by_address(const char *, int, const char *, struct ConfItem *);
+ int, int, const char *, const char *);
+struct ConfItem *find_exact_conf_by_address(const char *address, int type,
+ const char *username);
+void add_conf_by_address(const char *, int, const char *, const char *, struct ConfItem *);