. 在include/package.mk中:

    Build/Install=$(if $(PKG_INSTALL),$(call Build/Install/Default,))

. 在include/package-defaults.mk中:

    define Build/Install/Default

        $(MAKE_VARS) \

            $(MAKE) -C $(PKG_BUILD_DIR)/$(MAKE_PATH) \

            $(MAKE_INSTALL_FLAGS) \

            $(if $(), $(), install);

    endef