emacs-28 ee6f8598ca: Add vc-annotate-switches to manual

[Robert Pluim]

branch: emacs-28
commit ee6f8598ca14b90f458fa71d7e69ce05aa2d6e21
Author: Robert Pluim <rpluim@gmail.com>
Commit: Robert Pluim <rpluim@gmail.com>

    Add vc-annotate-switches to manual
    
    * doc/emacs/maintaining.texi (Old Revisions): Add description of
    `vc-annotate-switches' and `vc-BACKEND-annotate-switches'.
---
 doc/emacs/maintaining.texi | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/doc/emacs/maintaining.texi b/doc/emacs/maintaining.texi
index 81a24d0587..e8eb21c380 100644
--- a/doc/emacs/maintaining.texi
+++ b/doc/emacs/maintaining.texi
@@ -897,7 +897,14 @@ is non-@code{nil}, the colors expressing the age of each 
line are
 applied to the background color, leaving the foreground at its default
 color.
 
-  When you give a prefix argument to this command, Emacs reads two
+@vindex vc-annotate-switches
+  You can customize the @code{annotate} options that @kbd{C-x v g}
+uses by customizing @code{vc-@var{backend}-annotate-switches} and
+@code{vc-annotate-switches}.  They function similarly to
+@code{vc-@var{backend}-diff-switches} and @code{vc-diff-switches},
+described above.
+
+  When you give a prefix argument to @kbd{C-x v g}, Emacs reads two
 arguments using the minibuffer: the revision to display and annotate
 (instead of the current file contents), and the time span in days the
 color range should cover.