int CtdlLockGetCurrentUser(void);
void CtdlPutCurrentUserLock(void);
int CtdlGetUserByNumber(struct ctdluser *usbuf, long number);
-void CtdlGetRelationship(visit *vbuf, struct ctdluser *rel_user, struct ctdlroom *rel_room);
-void CtdlSetRelationship(visit *newvisit, struct ctdluser *rel_user, struct ctdlroom *rel_room);
+void CtdlGetRelationship(struct visit *vbuf, struct ctdluser *rel_user, struct ctdlroom *rel_room);
+void CtdlSetRelationship(struct visit *newvisit, struct ctdluser *rel_user, struct ctdlroom *rel_room);
void CtdlMailboxName(char *buf, size_t n, const struct ctdluser *who, const char *prefix);
int CtdlLoginExistingUser(const char *username);