ifneq ($(KERNELRELEASE),) include Kbuild else # normal makefile KDIR ?= /lib/modules/`uname -r`/build default: $(MAKE) -C $(KDIR) M=$$PWD cp hello1.ko hello1.ko.unstripped $(CROSS_COMPILE)strip -g hello1.ko clean: $(MAKE) -C $(KDIR) M=$$PWD clean endif