ifeq ($(PLATFORM_VERSION),4.4)
$(info "________________________4.4");
LOCAL_CFLAGS += -DPLUSCREENCAST_19
else
ifeq ($(PLATFORM_VERSION),4.3)
$(info "________________________4.3");
LOCAL_CFLAGS += -DPLUSCREENCAST_18
else
ifeq ($(PLATFORM_VERSION),4.2.1)
$(info "________________________4.2");
LOCAL_CFLAGS += -DPLUSCREENCAST_17
else
ifeq ($(PLATFORM_VERSION),4.1.1)
$(info "________________________4.1");
LOCAL_CFLAGS += -DPLUSCREENCAST_16
endif
endif
endif
endif
原文：http://www.cnblogs.com/wanqieddy/p/4378446.html