CET_SUPPORTED := $(shell echo "int main() { return 0; }" | \ $(CC) -x c -fcf-protection=branch -o /dev/null - 2>/dev/null && echo "yes" || echo "no") ifeq ($(CET_SUPPORTED),yes) CET_FLAG := -fcf-protection=branch else CET_FLAG := endif EXTRA_CFLAGS += $(SNAPAPI_FLAGS) $(DKMS_CFLAGS) -Wno-error -g $(CET_FLAG) obj-m += snapapi26.o obj-m += snumbd26.o