ifneq (,$(filter tlsf-malloc,$(USEMODULE)))
  ifneq (,$(filter newlib,$(USEMODULE)))
    USEMODULE += tlsf-malloc_newlib
  else ifneq (,$(filter native,$(BOARD)))
    USEMODULE += tlsf-malloc_native
  else
    $(warning tlsf-malloc can only be used on native or on platforms using newlib)
  endif
endif