Variable: list-matching-lines-default-context-lines
list-matching-lines-default-context-lines is a customizable variable
defined in replace.el.gz.
Value
0
Documentation
Default number of context lines included around list-matching-lines matches.
A negative number means to include that many lines before the match. A positive number means to include that many lines both before and after.
Source Code
;; Defined in /usr/src/emacs/lisp/replace.el.gz
(defcustom list-matching-lines-default-context-lines 0
"Default number of context lines included around `list-matching-lines' matches.
A negative number means to include that many lines before the match.
A positive number means to include that many lines both before and after."
:type 'integer
:group 'matching)