+extern void init_connections(void);
+extern void exit_connections(void);
+extern connection_t *new_connection(void);
+extern void free_connection(connection_t *);
+extern void connection_add(connection_t *);
+extern void connection_del(connection_t *);
+extern connection_t *lookup_connection(struct addrinfo *);
+extern void dump_connections(void);
+extern int read_connection_config(connection_t *);
+