'(simple-array (unsigned-byte 8) (#.char-code-limit)))
(sb!xc:defstruct (readtable (:conc-name nil)
- (:predicate readtablep)
- (:copier nil))
+ (:predicate readtablep))
#!+sb-doc
"Readtable is a data structure that maps characters into syntax
types for the Common Lisp expression reader."