ifneq ($(KERNELRELEASE),)

obj-m := hello.o

else

#KERNELDIR ?= /lib/modules/$(shell uname -r)/build
KERNELDIR ?= /usr/src/linux-headers-3.14.0

PWD := $(shell pwd)

all:
	make -C $(KERNELDIR) M=$(PWD) modules

clean:
	make -C $(KERNELDIR) M=$(PWD) clean


endif