dns_zone_dump() was returning DNS_R_NOMORE when the dump succeeded - should check for this and return DNS_R_SUCCESS.
dns_zone_dump() was returning DNS_R_NOMORE when the dump succeeded - should
check for this and return DNS_R_SUCCESS.

each/bind9-collab,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,each/bind9-collab,each/bind9-collab,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,each/bind9-collab,pecharmin/bind9