Port Build without having to de-overclock p4 (YMMV)

[jb_daefo]

update: one subsequent portbuild failed with the same method (actually
two concurrent builds each which completed at underclock)


on this p4, overclocked, 20 or so ports routinely fail to build with...
[[Before today, I always UnderClocked before each of those builds.]]
..............
Error Code 2
or
Bus Error
or
(some 3d, 4th )
.............
(once so far)
WORKED. not de-overclocked:
#cd /usr/ports/category/port
gnice --adjustment=10 make build && yell
.................
(I used gnice rather than nice because its manpage was a bit more verbose
in an example, I thought)
(/yell/ is a port)
................