0.8.8.8:

	Fix for CLEAR-INPUT
	... its optional argument can be NIL or T as well as a stream;
	... since we're in the area,
	  s/STREAMLIKE/STREAM-DESIGNATOR/
	  s/STRINGABLE/STRING-DESIGNATOR/
	  s/SYMBOLS/SYMBOLS-DESIGNATOR/
	  (and move SYMBOLS-DESIGNATOR and PACKAGE-DESIGNATOR to
	  deftypes-for-target.lisp where they belong)
	Note *ZAP-ARRAY-DATA-TEMP* as a source of non-threadsafety
	in ADJUST-ARRAY