(msb-menu-cond): Doc fix.

diff --git a/lisp/msb.el b/lisp/msb.el
index 55dd40a91bad26829240d5284e6ef630e0c99e5e..ab25a339110837a0d6a39d2c146db0de4c41ca52 100644 (file)
--- a/lisp/msb.el
+++ b/lisp/msb.el
@@ -230,7 +230,7 @@ the test is surrounded by calls to `save-excursion' and
 `save-match-data'.
 
 The categories are sorted by MENU-SORT-KEY.  Smaller keys are on top.
-nil means don't display this menu.
+A value of nil means don't display this menu.
 
 MENU-TITLE is really a format.  If you add %d in it, the %d is
 replaced with the number of items in that menu.