PKG_NAME=lwip
  PKG_URL=git://git.savannah.nongnu.org/lwip.git
  PKG_VERSION=fd4a109ffa6513b28a0c780a952cef1110423717
  PKG_BUILDDIR ?= $(BINDIRBASE)/pkg/$(BOARD)/$(PKG_NAME)
  
  .PHONY: all
  
  all: git-download
  	$(MAKE) -C $(PKG_BUILDDIR)
  
  include $(RIOTBASE)/pkg/pkg.mk