update Bind9 Dns error on ubuntu server 10.04 Hello I have Ubuntu Server10.04

[hesam mohamadian]

 , When I Include */usr/local/samba/private/named.conf.update* in
*/etc/bind/named.conf * after i restart bind9 service i face with this error
also my bind versin is :* bind9.7 *  loading configuration from
'/etc/bind/named.conf' Nov  2 16:31:21 stcc named[23851]:
/usr/local/samba/private/named.conf.update:2: unknown option 'update-policy'
Nov  2 16:31:21 stcc named[23851]: loading configuration: failure Nov  2
16:31:21 stcc named[23851]: exiting (due to fatal error) Can You Help Me