+;;; 31: (2002-08-14) changed encoding of PCL internal MAKE-INSTANCE
+;;; function names so they're insensitive to whether the class name
+;;; is currently external to its package
+;;; 32: (2002-09-21) changes in implementation of sequence functions,
+;;; causing old utility functions like COERCE-TO-SIMPLE-VECTOR to go away
+;;; 33: (2002-10-02) (again) changes in implementation of sequence functions,
+;;; causing old utility functions like COERCE-TO-SIMPLE-VECTOR to go away
+;;; 34: (2002-10-05) changed implementation of DEFMACRO, so %%DEFMACRO
+;;; was deleted