* cppcharset.c: Fix comment.
	(iconv_close [!HAVE_ICONV]): #define to (void)0 to prevent warning.
	(EILSEQ): #define to EINVAL if not already defined.
	(convert_using_iconv): #if out when !HAVE_ICONV.
	(init_iconv_desc): Handle !HAVE_ICONV here...
	(cpp_init_iconv): ...not here.

From-SVN: r69218