Another paralell make patch for libf2c

[Dave Love]

>>>>> "Jeff" == Jeffrey A Law <law@cygnus.com> writes:

 Jeff> So, a default make in the toplevel wouldn't build libg2c.a?  I
 Jeff> don't get it.

Yes, it will.  Makes in the subdirs won't but they're still useful
when hacking.

 Jeff> Maybe I'm being naive, but why not have something like

 Jeff> all: s-1 s-2 s-3 s-4
 Jeff>   ar cr libblah.a .o files

It used to do something like that a couple of iterations ago but there
was objection to ar getting run unnecessarily.

I'm not claiming that this hurriedly slung together effort has any
merit beyond satisfying the requirements as I understood them!  [I
have, somewhere, an automake setup for the vanilla f2c, doubtless now
bit-rotten and not very well tested.]