🚀 go-pugleaf

'config.gdb vax' will mangle filenames in the makefile, for instance
m-vax.h will turn into m-1.h .  The following change fixes that.

*** config.gdb.orig	Tue Jan 30 15:35:46 1990
--- config.gdb	Wed Feb 21 19:01:19 1990
***************
*** 148,153
  	echo "If this occurs, use gcc "
  	echo " (but see comments in Makefile.dist about compiling with gcc)."
  	echo
  	pinsnfile=vax-pinsn.c
  	opcodefile=vax-opcode.h
  	;;

--- 148,154 -----
  	echo "If this occurs, use gcc "
  	echo " (but see comments in Makefile.dist about compiling with gcc)."
  	echo
+ 	makedefine=-Uvax
  	pinsnfile=vax-pinsn.c
  	opcodefile=vax-opcode.h
  	;;