Remove duplicated check-mx explanation.

Ebersman told me about it.
I opened ticket #22778 for this.

diff --git a/doc/arm/Bv9ARM-book.xml b/doc/arm/Bv9ARM-book.xml
index 916401c93af2394e0f93ac52fc0e89876a9caf02..7ab741949e7fff07a5934aa442d6bc80c7c8576f 100644 (file)
--- a/doc/arm/Bv9ARM-book.xml
+++ b/doc/arm/Bv9ARM-book.xml
@@ -18,7 +18,7 @@
  - PERFORMANCE OF THIS SOFTWARE.
 -->
 
-<!-- File: $Id: Bv9ARM-book.xml,v 1.468 2010/12/18 01:56:21 each Exp $ -->
+<!-- File: $Id: Bv9ARM-book.xml,v 1.469 2010/12/21 22:40:55 jreed Exp $ -->
 <book xmlns:xi="http://www.w3.org/2001/XInclude">
   <title>BIND 9 Administrator Reference Manual</title>
 
@@ -6669,17 +6669,6 @@ options {
              </listitem>
            </varlistentry>
 
-           <varlistentry>
-             <term><command>check-mx</command></term>
-             <listitem>
-               <para>
-                 Check whether the MX record appears to refer to a IP address.
-                 The default is to <command>warn</command>.  Other possible
-                 values are <command>fail</command> and
-                 <command>ignore</command>.
-               </para>
-             </listitem>
-           </varlistentry>
            <varlistentry>
              <term><command>check-mx</command></term>
              <listitem>