* doc/emacs/help.texi (Apropos):

Improve documentation of 'apropos-do-all'.

diff --git a/doc/emacs/help.texi b/doc/emacs/help.texi
index 746c51e33f0d8e5a2f261396cbe2b8a22562b762..b3ff0517e138063228fc30113884af9d34a7f36f 100644 (file)
--- a/doc/emacs/help.texi
+++ b/doc/emacs/help.texi
@@ -359,8 +359,11 @@ view, describe, default.
 @end quotation
 
 @vindex apropos-do-all
-  If the variable @code{apropos-do-all} is non-@code{nil}, the apropos
-commands always behave as if they had been given a prefix argument.
+  If the variable @code{apropos-do-all} is non-@code{nil}, most
+apropos commands behave as if they had been given a prefix
+argument. There is one exception: @code{apropos-variable} without a
+prefix argument will always search for all variables, no matter what
+the value of @code{apropos-do-all} is.
 
 @vindex apropos-sort-by-scores
 @cindex apropos search results, order by score