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loop if something that looks like a macro begins in the middle of a
line.

(c-parse-state): Fixed a bug that could cause `c-state-cache' to
contain two conses in sequence when there's an unbalanced open paren
in a macro.

(font-lock-mode): Use font-lock-change-mode instead of
font-lock-unfontify-buffer.
(font-lock-maximum-size, font-lock-verbose): Add defvars.

	avoid arithmetic errors.

Most important change is that C-x C-k is now bound to a keymap
with keyboard macro related commands.  The original binding on
C-x C-k is moved to C-x C-k e.

for the function name in the usage info.

from the docstring with the one that should be displayed.
(help-make-usage): Understand CL style arglists.
(describe-function-1): Adapt to the new behavior of help-split-fundoc.
(describe-variable): Use delete-region.

file-name-nondirectory returns when given a directory name.
Explain that abbreviate-file-name works on file names too.

Explain how to combine a directory name with a relative file name
with concat, and the pitfalls.

Update some details.

unrequest_sigio, they are defined on msdos.c.

`const' since CORRECT_DIR_SEPS modifies its target.

KEEP-RECORD to avoid clearing lossage when we just want to clear
the current key sequence (kmacro needs this).

re-search-forward with NOERROR t..

(inferior-emacs-lisp-mode): Give `comint-inhibit-carriage-motion' a
local value of t.

(comint-inhibit-carriage-motion): New variable.
(comint-carriage-motion): Argument STRING removed.  New arguments
START and END; interpret characters between START and END rather
than using special comint state.
(comint-output-filter): Call `comint-carriage-motion'.
(comint-output-filter-functions): Don't add `comint-carriage-motion'.