(latin_iso8859_2_to_ucs NULL): Add pseudo definition for non-UTF-2000
Mule.
(latin_iso8859_3_to_ucs): Likewise.
(latin_iso8859_4_to_ucs): Likewise.
(latin_iso8859_9_to_ucs): Likewise.
(latin_jisx0201_to_ucs): Likewise.
(MIN_CHAR_THAI): Likewise.
(MAX_CHAR_THAI): Likewise.
(MIN_CHAR_GREEK): Likewise.
(MAX_CHAR_GREEK): Likewise.
(MIN_CHAR_HEBREW): Likewise.
(MAX_CHAR_HEBREW): Likewise.
(MIN_CHAR_HALFWIDTH_KATAKANA): Likewise.
(MAX_CHAR_HALFWIDTH_KATAKANA): Likewise.
(MIN_CHAR_CYRILLIC): Likewise.
(MAX_CHAR_CYRILLIC): Likewise.