include/linux/byteorder/Kbuild - linux-imx - Git at Google

 header-y += big_endian.h
 header-y += little_endian.h

 unifdef-y += generic.h
 unifdef-y += swab.h
	header-y += big_endian.h
	header-y += little_endian.h

	unifdef-y += generic.h
	unifdef-y += swab.h