-CPPFLAGS += -Iarch/$(ARCH) -Iarch/$(ARCH)/include
-AFLAGS += -Iarch/$(ARCH)
-CFLAGS += -Iarch/$(ARCH) -msoft-float -pipe \
+KBUILD_CPPFLAGS += -Iarch/$(ARCH) -Iarch/$(ARCH)/include
+KBUILD_AFLAGS += -Iarch/$(ARCH)
+KBUILD_CFLAGS += -Iarch/$(ARCH) -msoft-float -pipe \