listing1-4: clean listing1-4.obj
                 
clean:
	if exist *.obj del *.obj
	if exist *.lst del *.lst
	if exist *.ilk del *.ilk
	if exist *.pdb del *.pdb

	                                                                                                                                 
listing1-4.obj: listing1-4.asm
    ml64 /c /nologo /Fllisting1-4.lst listing1-4.asm