cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.

cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.

2002-04-24  Matt Hiller  <hiller@redhat.com>

	* cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
	* c-lex.c: Ditto.

	* cpplex.c (skip_line_comment): Process comment one multibyte
	character at a time rather than one char at a time, if
	appropriate.
	(parse_string): Process string one multibyte character at a time
	rather than one char at a time, if appropriate.
	* c-lex.c (lex_string): Lex and copy multibyte strings
	appropriately.
	* cpplib.h (cppchar_t): Change to unsigned.

From-SVN: r52739