> I am aware of IBO.
> Jason has done a fine job with that suite, but my
> client would prefer I use the Borland components.

Is you client aware that they are not really "Borland" components?
They are open source handled by a community member. Which community
member explicitly and emphatically stated he would do nothing to
contine any support for Firebird developments. If you use these
components you are on a dead-end if Firebird is your database of
choice.

Regards,
Jason Wharton