1
2.SECONDEXPANSION:
3hello.tsk bye.tsk: hello.o $$(info second expansion of $$@ prereqs); $(info $@ from $<)
4bye.tsk: bye.o $$(info second expansion of $$@ prereqs)
5hello.o: $$(info second expansion of $$@ prereqs); $(info $@)
6bye.o: $$(info second expansion of $$@ prereqs); $(info $@)