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(utf-16-be): Likewise.

(decode_coding_utf_16): Fix converting high and low bytes to
code-point.
(encode_coding_utf_16): Substitute coding->default_char for
non-Unicode characters.
(decode_coding): Don't call record_insert here.
(setup_coding_system): Initialize `surrogate' of
coding->spec.utf_16 to 0.
(EMIT_ONE_BYTE): Fix for multibyte case.

earlier.  If inserted is zero and the coding system doesn't
require flushing, don't call decode_coding_gap.

DEPTH == 3.  Add workaround code for a GCC optimization bug.

(CHAR_STRING): Adjusted for the change of
char_string_with_unification.
(CHAR_STRING_ADVANCE): Make it do-while statement.

(char_string_with_unification): Arg ADVANCED deleted.

utf-8.el, and utf-8-subst.el as they can't be bytecompiled
currently.  This is just a temporary workaround.

(selection_data_to_lisp_data): Adjusted for the new code
covnersion API.

(x_encode_char): New argument CHARSET.  Caller changed.
(x_get_char_face_and_encoding): Call ENCODE_CHAR instead of
SPLIT_CHAR.
(x_get_glyph_face_and_encoding): Likewise.
(x_produce_glyphs): Don't check Vnonascii_translation_table Call
CHAR_WIDTH instead of CHARSET_WIDTH.
(XTread_socket): Adjusted for the new code-conversion API.
(x_new_font): Adjusted for the change of FS_LOAD_FONT.
(x_load_font): Adjusted for the change of struct font.

(ccl-encode-mac-roman-font): Deleted.

of make-char.
(sgml-char-names-table): Iteration limit fixed.

(define-charset): Fully re-designed.
(charset-quoted-standard-p): Deleted.
(charsetp): Moved to charset.c.
(charset-info, charset-id, charset-bytes, charset-width,
charset-directioin, charset-iso-graphic-plane,
charset-reverse-charset): Deleted.
(charset-dimension, charset-chars, charset-iso-final-char,
charset-description, charset-short-name, charset-long-name): Call
charset-plist instead of charset-info.
(charset-plist, set-charset-plist): Moved to charset.c.
(get-charset-property, put-charset-property): Moved from
mule-cmds.el.  Call charset-plist and set-charset-plist.
(make-char): Deleted.
(generic-char-p): Make it always return nil.
(decode-char, encode-char): Moved to charset.c.
(coding-spec-XXX-idx): Variables deleted.
(coding-system-iso-2022-flags): New variable.
(define-coding-system): New function.
(transform-make-coding-system-args, make-coding-system): Deleted.
(set-coding-priority): Make it obsolete.
(after-insert-file-set-buffer-file-coding-system): Adjusted for
the new coding system structure.
(find-new-buffer-file-coding-system): Likewise.

(print-iso-2022-flags): New function.
(describe-coding-system): Adjusted for the new structure of coding
system.
(describe-current-coding-system): Likewise.

set-coding-system-priority instead of set-coding-priority.
(sort-coding-systems): Call coding-system-priority-list to get the
most preferred one.
(select-safe-coding-system): Likewise.
(reset-language-environment): Order of coding system priority
changed.  Set primary charset to iso-8859-1.
(set-language-environment-coding-systems): Call
set-coding-system-priority instead of set-coding-priority.
(get-charset-property, put-charset-property): Moved to mule.el.

Don't work on unibyte buffer.

(skkdic-lookup-key): Call encode-char instead of split-char.

split-char.

cp-valid-codes, cp-fix-safe-chars): Deleted.  Caller changed.
(cp-make-coding-system): Call define-coding-system.

change of map-char-table.