document that version also controls authors.bind

diff --git a/doc/arm/Bv9ARM-book.xml b/doc/arm/Bv9ARM-book.xml
index bc86ee9fd71760290f981ca4594564c0e81359dc..224c6f8944e86d8932fa90cb7441c7abd72c08dd 100644 (file)
--- a/doc/arm/Bv9ARM-book.xml
+++ b/doc/arm/Bv9ARM-book.xml
@@ -9300,6 +9300,11 @@ avoid-v6-udp-ports { 40000; range 50000 60000; };
                  Specifying <command>version none</command>
                  disables processing of the queries.
                </para>
+               <para>
+                 Setting <command>version</command> to any value
+                 (including <literal>none</literal>) will also
+                 disable queries for <literal>authors.bind TXT CH</literal>.
+               </para>
              </listitem>
            </varlistentry>