CONFIGURE	?= configure
CONFIGURE_AC 	?= $(CONFIGURE).ac
CONFIG_STATUS 	?= config.status
SUBDIRMK	?= subdirmk

&^/$(CONFIGURE): &^/$(CONFIGURE_AC)
	cd &^ && autoconf

$(CONFIG_STATUS): &^/$(CONFIGURE)
	./$(CONFIG_STATUS) --recheck

all-subdirs.mk $(MAKFILES): makefiles.phantom
.INTERMEDIATE: makefiles.phantom
makefiles.phantom: $(addprefix &^/,$(addsuffix .in,$(MAKEFILES)))	\
		$(CONFIG_STATUS) &^/$(SUBDIRMK)/generate
	./$(CONFIG_STATUS)