f2c configure fix

[Jeffrey A Law]

  In message < 199902081932.OAA27779@caip.rutgers.edu >you write:
  >  > From: Richard Henderson <rth@twiddle.net>
  >  > 
  >  > I don't recall noticing when it started, but libf2c's fragile
  >  > integer size detection widgetry has broken again.
  >  > 
  >  > This time it gets confused because f/proj.h includes system,
  >  > which includes system.h, which includes libiberty.h, which
  >  > includes ansidecl.h (the libiberty version), which defines
  >  > PROTO in a way that is incompatible with gcc's headers.  So
  >  > you wind up with lots of error messages from cpp.  Why libf2c
  >  > doesn't die in its configury here, I don't know.
  >  > 
  >  > But it winds up deciding that an int is a long, and on Alpha
  >  > things go downhill with that.
  >  > 
  >  > It appears one must get gansidecl.h to define PROTO properly,
  >  > which requires IN_GCC and tm.h.  
  >  > 
  >  > The following seems to work.  Kaveh, is this the best thing
  >  > to do to get what's needed?
  >  > r~
  > 
  > 
  > 	In trying to understand what's not working here, I
  > bootstrapped on alphaev5-dec-osf4.0b (which was successful.)
  > 
  > 	I then looked at alphaev5-dec-osf4.0b/libf2c/config.log and
  > found this:
[ .. ]
Yup.  There's already been a thread on this and a proposed patch.  I don't
think Dave and I ever pushed it through to the end.


jeff