How to tell `portmanager' to use the option "-j max_jobs" to `make'

[Zhongtao Zhu]

Hello all,

I hope to update the intalled ports, by portmanager, in my laptop with
support of other more powerful machines. The `distcc' and `ccache' on
the machines have been all coordinated.

Thanks,
-- 
Zhongtao Zhu                                    Tel: 86 10 62796829
Department of Computer Science, Tsinghua University, Beijing, China