> :: In FB 1.5. Release Notes in C:\Program Files\Firebird.1.5.1\Docs
> ::
> :: SELECT ... FROM <sometable>
> :: [WHERE ...]
> :: [FOR UPDATE [OF ... ]]
> :: [WITH LOCK]
> :: ....;
>
> Anyone know if this is compatible with IB too?

It isn't.

With regards,

Martijn Tonies
Database Workbench - developer tool for InterBase, Firebird, MySQL & MS SQL
Server.
Upscene Productions
http://www.upscene.com