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obj-m := v4l2loopback-dc.o KVERSION := $(shell uname -r) KDIR := /lib/modules/$(KVERSION)/build PWD := "$$(pwd)" all: make -C $(KDIR) M=$(PWD) test: gcc test.c -o test clean: make O=$(PWD) -C $(KDIR) M=$(PWD) clean insmod: sudo insmod v4l2loopback-dc.ko width=320 height=240 rmmod: sudo rmmod v4l2loopback-dc.ko