sh job control

I've installed a current built last night and job control no longer
works in /bin/sh or /usr/local/bin/zsh, but it does with csh. ctr-c and
ctrl-z are just ignored with both the sh style shells.

-- 
Tis a wise thing to know what is wanted, wiser still to know when
it has been achieved and wisest of all to know when it is unachievable
for then striving is folly. [Magician]