svn commit: r219181 - head/release

[Matthew Jacob]

> I think it is a very important feature to ensure release builds are not
> polluted by local changes in /etc/src.conf, etc.  I think it would be good
> to support both models perhaps, but for our official release builds I think
> we need the clean environment.  I certainly use 'make release' now for my
> own custom FooBSD builds to get a clean environment.
>
While not disagreeing with you on this, one should really always do 'env 
-i PATH=/usr/bin:/bin make release' if you want to ensure non-pollution.