lib/xz/Makefile - chromiumos/third_party/kernel - Git at Google

 obj-$(CONFIG_XZ_DEC) += xz_dec.o
 xz_dec-y := xz_dec_syms.o xz_dec_stream.o xz_dec_lzma2.o
 xz_dec-$(CONFIG_XZ_DEC_BCJ) += xz_dec_bcj.o

 obj-$(CONFIG_XZ_DEC_TEST) += xz_dec_test.o
	obj-$(CONFIG_XZ_DEC) += xz_dec.o
	xz_dec-y := xz_dec_syms.o xz_dec_stream.o xz_dec_lzma2.o
	xz_dec-$(CONFIG_XZ_DEC_BCJ) += xz_dec_bcj.o

	obj-$(CONFIG_XZ_DEC_TEST) += xz_dec_test.o