void CtdlSetRelationship(struct visit *newvisit,
struct usersupp *rel_user,
struct quickroom *rel_room);
-void MailboxName(char *buf, struct usersupp *who, char *prefix);
+void MailboxName(char *buf, size_t n, const struct usersupp *who,
+ const char *prefix);
int GenerateRelationshipIndex( char *IndexBuf,
long RoomID,
long RoomGen,