pmake.Z is the make from the bsd net release #2.
pm_supp.tar.Z is a tar file of some support "include" files used
by that version of make.

It may not completely correctly handle error conditions from children,
since I had to guess a bit on how to recode its abuse of the old
union wait.

John Kohl
jtkohl@cs.berkeley.edu
[sources on request; that's another kermit, though.]