;; FIXME: FIND-SLOT-DEFAULT throws an error if the slot
;; is unbound; maybe it should be a CELL-ERROR of some
;; sort?
- (error () (slot-unbound class x slot-name)))))
+ (error () (values (slot-unbound class x slot-name))))))
(setf (slot-definition-writer-function slotd)
(lambda (v x)
(condition-writer-function x v slot-name)))