(defun-prompt-regexp): Doc fix.

1 files changed, 4 insertions, 1 deletions

diff --git a/lisp/emacs-lisp/lisp.el b/lisp/emacs-lisp/lisp.el
index 3ffc6a09b55..2f918b93573 100644
--- a/lisp/emacs-lisp/lisp.el
+++ b/lisp/emacs-lisp/lisp.el
@@ -27,8 +27,11 @@
 
 ;;; Code:
 
+;; Note that this variable is used by non-lisp modes too.
 (defvar defun-prompt-regexp nil
-  "*Non-nil => regexp to ignore, before the `(' that starts a defun.")
+  "*Non-nil => regexp to ignore, before the character that starts a defun.
+This is only necessary if the opening paren or brace is not in column 0.
+See `beginning-of-defun'.")
 
 (defvar parens-require-spaces t
   "Non-nil => `insert-parentheses' should insert whitespace as needed.")