snav.lib:	snav0.obj snav1.obj snav2.obj snav3.obj
		erase snav.lib
		zorlib @ztlib.rsp
#		tm stop

snav0.obj:	snav0.cpp snav0.hpp
#		tm start
		ztc $* -ml -c -o -b

snav1.obj:	snav1.cpp snav0.hpp snav1.hpp
		ztc $* -ml -c -o -b

snav2.obj:	snav2.cpp snav0.hpp snav1.hpp snav2.hpp snav3.hpp
		ztc $* -ml -c -o -b

snav3.obj:	snav3.cpp snav0.hpp snav1.hpp snav2.hpp snav3.hpp
		ztc $* -ml -c -o -b