Documentation/misc-devices/mei/Makefile - linux - Git at Google

 # List of programs to build
 hostprogs-y := mei-amt-version
 HOSTCFLAGS_mei-amt-version.o += -I$(objtree)/usr/include
 # Tell kbuild to always build the programs
 always := $(hostprogs-y)
	# List of programs to build
	hostprogs-y := mei-amt-version
	HOSTCFLAGS_mei-amt-version.o += -I$(objtree)/usr/include
	# Tell kbuild to always build the programs
	always := $(hostprogs-y)