ifneq (,$(filter pnet,$(USEMODULE)))
	ifeq (,$(filter posix,$(USEMODULE)))
		USEMODULE += posix
	endif
	ifeq (,$(filter destiny,$(USEMODULE)))
		USEMODULE += destiny
	endif
	ifeq (,$(filter net_help,$(USEMODULE)))
		USEMODULE += net_help
	endif
endif

ifneq (,$(filter posix,$(USEMODULE)))
	ifeq (,$(filter uart0,$(USEMODULE)))
		USEMODULE += uart0
	endif
endif

ifneq (,$(filter uart0,$(USEMODULE)))
	ifeq (,$(filter lib,$(USEMODULE)))
		USEMODULE += lib
	endif
	ifeq (,$(filter posix,$(USEMODULE)))
		USEMODULE += posix
	endif
endif

ifneq (,$(filter cc110x%,$(USEMODULE)))
	ifeq (,$(filter protocol_multiplex,$(USEMODULE)))
		USEMODULE += protocol_multiplex
	endif
	ifeq (,$(filter vtimer,$(USEMODULE)))
		USEMODULE += vtimer
	endif
endif

ifneq (,$(filter cc110x_ng,$(USEMODULE)))
	ifeq (,$(filter transceiver,$(USEMODULE)))
		USEMODULE += transceiver
	endif
	ifeq (,$(filter hwtimer,$(USEMODULE)))
		USEMODULE += hwtimer
	endif
endif

ifneq (,$(filter cc2420,$(USEMODULE)))
	ifeq (,$(filter transceiver,$(USEMODULE)))
		USEMODULE += transceiver
	endif
	ifeq (,$(filter ieee802154,$(USEMODULE)))
		USEMODULE += ieee802154
	endif
endif

ifneq (,$(filter at86rf231,$(USEMODULE)))
	ifeq (,$(filter transceiver,$(USEMODULE)))
		USEMODULE += transceiver
	endif
	ifeq (,$(filter ieee802154,$(USEMODULE)))
		USEMODULE += ieee802154
	endif
	ifeq (,$(filter vtimer,$(USEMODULE)))
		USEMODULE += vtimer
	endif
endif

ifneq (,$(filter destiny,$(USEMODULE)))
	ifeq (,$(filter sixlowpan,$(USEMODULE)))
		USEMODULE += sixlowpan
	endif
	ifeq (,$(filter net_help,$(USEMODULE)))
		USEMODULE += net_help
	endif
	ifeq (,$(filter vtimer,$(USEMODULE)))
		USEMODULE += vtimer
	endif
endif

ifneq (,$(filter sixlowpan,$(USEMODULE)))
	ifeq (,$(filter ieee802154,$(USEMODULE)))
		USEMODULE += ieee802154
	endif
	ifeq (,$(filter net_help,$(USEMODULE)))
		USEMODULE += net_help
	endif
	ifeq (,$(filter semaphore,$(USEMODULE)))
		USEMODULE += semaphore
	endif
	ifeq (,$(filter transceiver,$(USEMODULE)))
		USEMODULE += transceiver
	endif
	ifeq (,$(filter vtimer,$(USEMODULE)))
		USEMODULE += vtimer
	endif
endif

ifneq (,$(filter vtimer,$(USEMODULE)))
	ifeq (,$(filter hwtimer,$(USEMODULE)))
		USEMODULE += hwtimer
	endif
	ifeq (,$(filter timex,$(USEMODULE)))
		USEMODULE += timex
	endif
endif