extern int urecovery_AbortAll(struct ubik_dbase *adbase);
extern int urecovery_CheckTid(register struct ubik_tid *atid);
extern int urecovery_Initialize(register struct ubik_dbase *adbase);
-extern int urecovery_Interact(void);
+extern void *urecovery_Interact(void *);
extern int DoProbe(struct ubik_server *server);
-extern int ubeacon_Interact();
+extern void *ubeacon_Interact(void *);
extern int sdisk_Interact();
extern int uvote_Interact();
extern int DISK_Abort();