gcc/configure.in update for DJGPP

[Jeffrey A Law]

  In message <199810290418.EAA14618@out1.ibm.net>you write:
  > Greetings,
  > 
  > This change is for about line 953 of the current configure.in on cvsweb 
  > that sets some variables for DJGPP. These settings are used already 
  > in the DJGPP distribution of the egcs 1.1 source.  
Please in the future, send patches, not code fragments.

There is no x-go32, so I did not install that part of your change.

jeff