any problem going from 9.x (don't laugh) to 11 directly?

[Ultima]

>>>>>> "John" == John Levine <johnl at iecc.com> writes:

> John> In article <86lgfvi20e.fsf at red.stonehenge.com> you write:
>>> I'm on 9.3, and intended to use freebsd-update.

> John> In that case I'd go to 10.4, poke at that long enough to make sure
> John> things work, then go to 11.1.

> Some of the ports I use are no longer building under 10.4... haven't
> researched the details, but I wonder if they just weren't being
> supported any more except under 11.

Can you please list the ports in question?