-;; Utilities
-
-(defun portable-class-of (obj)
- #-(or cmu sbcl) (class-of obj)
- #+sbcl (sb-pcl:class-of obj)
- #+cmu (pcl:class-of obj))
-
-(defun portable-class-name (obj)
- #-(or cmu sbcl) (class-name obj)
- #+sbcl (sb-pcl:class-name obj)
- #+cmu (pcl:class-name obj))
-
-(defun portable-class-slots (obj)
- #+allegro (mop:class-slots obj)
- #+lispworks (clos:class-slots obj)
- #+sbcl (sb-pcl:class-slots obj)
- #+(or cmu scl) (pcl:class-slots obj))
+#+allegro
+(shadowing-import
+ mop:class-slots mop::slot-definition-name mop:finalize-inheritance
+ mop::standard-direct-slot-definition mop::standard-effective-slot-definition
+ mop:direct-slot-definition-class mop:compute-effective-slot-definition
+ excl::compute-effective-slot-definition-initargs
+)