[cvs-nhc98] Set the preprocessing symbol __NHC__ to the nhc98 compiler

malcolm: Mon Nov 4 16:21:12 CET 2002 Update of /usr/src/master/nhc/script In directory hinken:/tmp/cvs-serv355/script Modified Files: nhc98.inst Log Message: Set the preprocessing symbol __NHC__ to the nhc98 compiler version number.