IBDAC - Firebird 5 and the Option: isc_wish_list

IBDAC - Firebird 5 and the Option: isc_wish_list

The release notes for Firebird 5.0.3 state the following on page 43:

Engine provider sets isc_wish_list error in status and returns zero, when appropriate. Remote
provider checks the protocol version and gets/sets internal object data (no network roundtrip) ...

Is the option sets isc_wish_list automatically supported, or does it need to be activated in the components?
And if so, where?