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of buffers that automatically revert every `auto-revert-interval' seconds.

emacs-xtra manual to docstring.

manual to docstring, as well as an info-link.

margin at top of window.
(try_window_reusing_current_matrix): Calculate proper cursor position
after scrolling up with non-zero scroll margin, as the old cursor
position corresponds to value of PT before executing this command.
(try_window_id): Consider scroll margin at bottom of window too;
otherwise we fail to scroll when hl-line-mode is enabled.

proper format and class is a lower-case word.

(Dired and Find): Mention differences with ordinary Dired buffers.

(xg_get_gdk_pixmap_and_mask): Removed.
(update_frame_tool_bar): Call xg_get_image_for_pixmap instead of
xg_get_gdk_pixmap_and_mask.

`image-library-alist' and (existing but undocumented) function
`image-type-available-p'.

libraries.  Initialized to nil, unless system-specific configs change it.
(image-type-available-p): Determine whether an image type is available by
calling `init-image-library'.

(Vimage_type_cache): New variable.
(define_image_type): New argument indicating whether an image library was
loaded; cache loaded status and return t on success, nil otherwise.
(CACHE_IMAGE_TYPE, ADD_IMAGE_TYPE): New macros.
(w32_delayed_load): New function to load an image library from a list of
possible filenames.
(init_xpm_functions, init_png_functions, init_jpeg_functions)
(init_tiff_functions, init_gif_functions): Use `w32_delayed_load'.
(CHECK_LIB_AVAILABLE): Call `define_image_library' with new argument.
(Finit_image_library): New function, extracted from `init_image'.  Try to
initialize an image library on demand and cache whether we were successful
or not.
(syms_of_image): Initialize `Vimage_types' and `Vimage_type_cache'.  Add
recognized image types to Vimage_types. Export `init-image-library'.
(init_image): Remove initialization of all image types, except xbm and pbm.

for several characters.

`write-file-functions'.

(command_loop): Call any_kboard_state before command_loop_2 when at top level.

(CHAR_CLASS_MAX_LENGTH, re_wctype_t, re_wchar_t)
(re_wctype, re_iswctype, re_wctype_to_bit):
Non-function definitions moved to regex.h.

(re_wctype, re_iswctype, re_wctype_to_bit):
Non-function definitions moved here from regex.c.

(skip_chars): New arg HANDLE_ISO_CLASSES.  Callers changed.
If requested, make a list of classes, then check the scanned
chars for membership in them.
(in_classes): New function.
(Fskip_chars_forward): Doc fix.

Avoid calling specbind when completion-regexp-list is empty.

("AWK"): Is consistently thus spelt throughout.
(AWK, Pike): Document as "C-like modes".
(@kbd{M-j}): Document as alternative to @kbd{C-M-j}.
(M-x man): Supersedes M-x manual-entry.
Add numerous index entries.  Correct "ESC a/e" to "M-a/e".

("Comments in C"): Delete node; the info is in CC Mode manual.
(c-comment-only-line-offset): Remove description.

(C-c ., C-c C-c): Describe new C Mode bindings.

(C-u TAB, indent-code-rigidly, c-indent-exp, c-tab-always-indent)
(@dfn{Style}, c-default-style, comment-column, comment-padding)
(c-up-conditional, c-beginning-of-statement, c-end-of-statement):
Amend definitions.

(c-beginning-of-defun, c-end-of-defun, c-context-line-break):
Describe functions.

(c-comment-start-regexp, c-hanging-comment-ender-p)
(c-hanging-comment-starter-p): Remove obsolete definitions.

things when set with setq or with Custom.
(Init Examples): Add line-number-mode example.