define Package/6to4/install
$(INSTALL_DIR) $(1)/lib/netifd/proto
$(INSTALL_BIN) ./files/6to4.sh $(1)/lib/netifd/proto/6to4.sh
define Package/6to4/install
$(INSTALL_DIR) $(1)/lib/netifd/proto
$(INSTALL_BIN) ./files/6to4.sh $(1)/lib/netifd/proto/6to4.sh