* lisp/userlock.el: Use lexical-binding.

diff --git a/lisp/userlock.el b/lisp/userlock.el
index 0ef3c7770b75d251b8c3399efa0f895b23876b3a..57311ac99c895bbbf48b7622b4da7f04c4eee5d1 100644 (file)
--- a/lisp/userlock.el
+++ b/lisp/userlock.el
@@ -1,4 +1,4 @@
-;;; userlock.el --- handle file access contention between multiple users
+;;; userlock.el --- handle file access contention between multiple users  -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1985-1986, 2001-2021 Free Software Foundation, Inc.