(let* ((class (class-of instance))
(class-name (!bootstrap-get-slot 'class class 'name)))
(!bootstrap-set-slot class-name instance slot-name new-value)))))))
(let* ((class (class-of instance))
(class-name (!bootstrap-get-slot 'class class 'name)))
(!bootstrap-set-slot class-name instance slot-name new-value)))))))