Variable: ruler-mode-margin-help-echo
ruler-mode-margin-help-echo is a variable defined in ruler-mode.el.gz.
Value
"%s margin %S"
Documentation
Help string shown when mouse is over a margin area.
Source Code
;; Defined in /usr/src/emacs/lisp/ruler-mode.el.gz
(defconst ruler-mode-margin-help-echo
"%s margin %S"
"Help string shown when mouse is over a margin area.")