Erik E. Fair <fair@clock.org> typed:
:Is it possible to build a kernel when /usr/src is mounted read-only?
:Is there a mechanism to make a kernel in /usr/obj?
:	Erik <fair@clock.org>

% mount_union /usr/obj /usr/src
is another way and then you can make local changes in /usr/obj/

Of course, union mounting isn't stable, so don't have more than one task doing
anything in there.
-- 
Geoff Wing   <gcw@pobox.com>            Mobile : 0412 162 441
Work URL: http://www.primenet.com.au/   Ego URL: http://pobox.com/~gcw/