* lisp/calc/calc.el (calc-embedded-announce-formula-alist)
(calc-embedded-open-formula, calc-embedded-close-formula)
(calc-matrix-mode):
* lisp/cedet/semantic/imenu.el (semantic-imenu-sort-bucket-function):
* lisp/emacs-lisp/find-func.el (find-feature-regexp):
* lisp/emulation/cua-base.el (cua-paste-pop-rotate-temporarily):
* lisp/emulation/viper-init.el (viper-fast-keyseq-timeout)
(viper-related-files-and-buffers-ring):
* lisp/emulation/viper-keym.el (viper-want-ctl-h-help):
* lisp/gnus/gnus-art.el (gnus-article-banner-alist):
* lisp/gnus/gnus-group.el (gnus-keep-same-level):
* lisp/gnus/gnus-score.el (gnus-adaptive-word-length-limit):
* lisp/gnus/gnus-sum.el (gnus-inhibit-user-auto-expire):
* lisp/gnus/gnus-uu.el (gnus-uu-ignore-files-by-type)
(gnus-uu-do-not-unpack-archives)
(gnus-uu-unmark-articles-not-decoded)
(gnus-uu-correct-stripped-uucode, gnus-uu-save-in-digest)
(gnus-uu-post-include-before-composing):
* lisp/gnus/gnus.el (gnus-use-long-file-name)
(gnus-install-group-spam-parameters):
* lisp/gnus/message.el (message-cite-style):
* lisp/gnus/nnmail.el
(nnmail-split-fancy-with-parent-ignore-groups)
(nnmail-cache-ignore-groups):
* lisp/ido.el (ido-rewrite-file-prompt-functions):
* lisp/mail/feedmail.el (feedmail-fiddle-plex-user-list)
(feedmail-spray-address-fiddle-plex-list):
* lisp/mh-e/mh-e.el (mh-annotate-msg-hook):
* lisp/net/imap.el (imap-process-connection-type):
* lisp/net/rcirc.el (rcirc-omit-threshold):
* lisp/net/tramp-sh.el (tramp-copy-size-limit):
* lisp/nxml/nxml-mode.el (nxml-default-buffer-file-coding-system):
* lisp/obsolete/landmark.el (landmark-max-stall-time):
* lisp/obsolete/tls.el (tls-checktrust):
* lisp/org/org-indent.el
(org-indent-mode-turns-off-org-adapt-indentation)
(org-indent-mode-turns-on-hiding-stars):
* lisp/org/org-protocol.el (org-protocol-project-alist):
* lisp/progmodes/cc-vars.el (c-doc-comment-style):
* lisp/progmodes/cperl-mode.el (cperl-indent-subs-specially):
* lisp/progmodes/flymake-proc.el (flymake-proc-allowed-file-name-masks):
* lisp/progmodes/hideif.el (hide-ifdef-expand-reinclusion-protection):
* lisp/simple.el (minibuffer-history-case-insensitive-variables):
* lisp/tab-bar.el (tab-bar-close-last-tab-choice):
* lisp/textmodes/reftex-vars.el
(reftex-special-environment-functions):
* lisp/vc/ediff-init.el (ediff-startup-hook, ediff-cleanup-hook)
(ediff-metachars):
* lisp/vc/ediff-merg.el (ediff-show-clashes-only):
* lisp/vc/ediff-mult.el (ediff-default-filtering-regexp): Shorten doc
strings to not exceed 80-column limits.  (Bug#44858)

* lisp/cedet/semantic/senator.el (senator-lazy-highlight-update):
* lisp/emulation/edt.el (edt-find, edt-restore-key)
(edt-remember):
* lisp/eshell/em-ls.el (eshell-ls--insert-directory):
* lisp/net/tramp-sh.el (tramp-sh-handle-write-region):
* lisp/progmodes/hideif.el (hide-ifdef-mode):
* test/lisp/url/url-future-tests.el (url-future-tests): Prefer setq to
set+quote.

* lisp/emulation/edt.el (edt-select-mode):
* lisp/emulation/viper-cmd.el (viper-refresh-mode-line):
(viper-minibuffer-setup-sentinel):
* lisp/emulation/viper.el (viper-comint-mode-hook): Prefer setq-local.

* lisp/emulation/viper-util.el (viper-save-setting): Allow saving
numerical settings (bug#18928).

* lisp/cedet/semantic/tag.el (semantic-token-version)
(semantic-token-incompatible-version):
* lisp/emulation/edt.el (edt-bind-standard-key): Make compat
aliases obsolete.

* lisp/emulation/viper-util.el (viper-chars-in-region): Remove
outdated comment.

* lisp/emulation/edt-vt100.el:
* lisp/emulation/edt-pc.el:
* lisp/emulation/edt-lk201.el: Use lexical-binding.

* lisp/emulation/cua-rect.el (cua--rectangle)
(cua--last-rectangle, cua--restored-rectangle)
(cua--rectangle-overlays, cua--rectangle-operation)
(cua--tabify-start, cua--tabify-start, cua--insert-rectangle):
Add docstrings, in several cases by converting existing
comments.  (Bug#30085)
(cua--last-killed-rectangle): Update comment.

* lisp/simple.el (visual-line-mode): Only save values once, even
if the mode is switched on twice (bug#43730).  This makes both
previously set local values for variables like truncate-lines, as
well as default values for truncate-lines restorable.

* lisp/emulation/cua-base.el (cua-mode): Ditto.

* admin/find-gc.el (find-gc-unsafe):
* lisp/align.el (align-rules-list):
* lisp/comint.el (comint-arguments):
* lisp/double.el (isearch-mode-map):
* lisp/ehelp.el (electric-help-command-loop):
* lisp/emacs-lisp/cl-macs.el (cl-defstruct):
* lisp/emulation/cua-rect.el (cua--copy-rectangle-as-kill)
(cua-copy-rectangle-as-text):
* lisp/eshell/esh-var.el (eshell-parse-variable-ref):
* lisp/hexl.el (hexl-insert-multibyte-char):
* lisp/international/titdic-cnv.el (tsang-quick-converter)
(ziranma-converter):
* lisp/language/tibet-util.el (tibetan-decompose-precomposition-alist):
* lisp/mail/mailalias.el (mail-get-names):
* lisp/mh-e/mh-e.el (mh-auto-fields-list, mh-identity-default):
* lisp/mouse.el (mouse-buffer-menu-map, mouse-buffer-menu-alist):
* lisp/play/gametree.el (gametree-make-heading-function):
* lisp/shell.el (shell--command-completion-data):
* lisp/talk.el (talk-update-buffers):
* lisp/tempo.el (tempo-insert-template, tempo-is-user-element)
(tempo-build-collection):
* lisp/term.el (term-input-filter, term-pager-help):
* lisp/textmodes/table.el (table-delete-column):
* lisp/url/url-cache.el (url-cache-create-filename-human-readable):
* lisp/textmodes/tex-mode.el (latex-imenu-create-index): Don't quote
lambdas.