1
 2.RECIPEPREFIX = >
 3recurse:
 4> @echo recurse MAKE_RESTARTS=$$MAKE_RESTARTS
 5> @$(MAKE) -f t003.mk all
 6all: ; @echo all MAKE_RESTARTS=$$MAKE_RESTARTS
 7$(info MAKE_RESTARTS=$(MAKE_RESTARTS))
 8include foo.x
 9foo.x: ; @echo "include bar.x" > $@
10bar.x: ; @touch $@