+changes in sbcl-0.8.3 relative to sbcl-0.8.2:
+ * bug fix: WITH-OUTPUT-TO-STRING (and MAKE-STRING-OUTPUT-STREAM) now
+ accept and act upon their :ELEMENT-TYPE keyword argument.
+ (reported by Edi Weitz)
+ * bug fix: FILE-POSITION now accepts position designators up to
+ ARRAY-DIMENSION-LIMIT or the extreme of the off_t range, whichever
+ is the greater. (thanks to Patrik Nordebo)
+ * bug fix: MAKE-ARRAY ignored :INITIAL-CONTENTS NIL. (reported by
+ Kalle Olavi Niemitalo)
+ * bug fix: the CLASS-PROTOTYPE of the GENERIC-FUNCTION class is now
+ printable. (reported by Eric Marsden)
+