cleaned sig;
removed add_defns (now in drule.ML as add_defs);
removed add_sigclass;
minor internal changes;
#! /bin/sh
#Make entire system using Standard ML of New Jersey
#Pathnames will have to be modified for your site
ISABELLEBIN=/homes/`whoami`/bin
ISABELLECOMP=sml
export ISABELLEBIN ISABELLECOMP
nohup make-all $*