Building RELENG_9 (or RELENG_9_*) on a small machine?

[Darren Pilgrim]

On 2013-02-28 06:43, Ryan Stone wrote:
> It's possible with a caveat: in my experience both the object tree and
> the source tree have to have *exactly* the same path on the build host
> and the destination.  You can't (for example) build with
> MAKEOBJDIRPREFIX set to something, then copy src to /usr/src and obj to
> /usr/obj on the destination and have installworld work.

Why couldn't I just also specify MAKEOBJDIRPREFIX on the destination 
machine?