`(with-fop-stack ,pushp ,@forms)))
(%define-fop ',name ,fop-code)))
-;;; FIXME: This can be byte coded.
(defun %define-fop (name code)
(let ((oname (svref *fop-names* code)))
(when (and oname (not (eq oname name)))
(name (pop-stack)))
(setf (fdefinition name) fn)))
-;;; Modify a slot in a Constants object.
+;;; Modify a slot in a CONSTANTS object.
(define-cloned-fops (fop-alter-code 140 nil) (fop-byte-alter-code 141)
(let ((value (pop-stack))
(code (pop-stack)))