;; (emacs-lisp-mode)
(setq case-fold-search nil)
- ;; This is a kludge. Some operating systems (OS/2) need to
+ ;; This is a kludge. Some operating systems (OS/2, DOS) need to
;; write files containing binary information specially.
;; Under most circumstances, such files will be in binary
;; overwrite mode, so those OS's use that flag to guess how
"Non-nil if self-insertion should replace existing text.\n\
If non-nil and not `overwrite-mode-binary', self-insertion still\n\
inserts at the end of a line, and inserts when point is before a tab,\n\
-unless that tab is displaying as only one space.\n\
+until the tab is filled in.\n\
If `overwrite-mode-binary', self-insertion replaces newlines and tabs too.\n\
Automatically becomes buffer-local when set in any fashion.");