Include domain MTA option

Mapping table MTA options:  (bitmask)
New in MS 8.0.2.3. This option selectively enables the inclusion of destination domain information in various mapping table probes. When enabled, the destination domain will be included in the probe in a table-specific way.

This option takes a bit-encoded integer value. The currently defined bits are shown in the following table:

See also:
 * CONVERSIONS mapping table