EXAMPLE_FOTA_DIR := examples/fota ETHIRDPARTY_CJSON_DIR := third-party/aliyun/LinkSDK OC_FILES += $(EXAMPLE_FOTA_DIR)/src/cm_demo_fota.c INC += -I'$(EXAMPLE_FOTA_DIR)/inc' INC += -I'$(ETHIRDPARTY_CJSON_DIR)/external/mbedtls/include/mbedtls'