+void pazpar2_add_channel(IOCHAN c);
+void pazpar2_event_loop(void);
+
+int host_getaddrinfo(struct host *host);
+
+xmlDoc *normalize_record(struct session_database *sdb, struct session *se,
+ const char *rec);
+xmlDoc *record_to_xml(struct session_database *sdb, const char *rec);
+
+struct record *ingest_record(struct client *cl, const char *rec,
+ int record_no);
+void session_alert_watch(struct session *s, int what);
+void pull_terms(NMEM nmem, struct ccl_rpn_node *n, char **termlist, int *num);