Patch from Aurelien Jacobs to add unlzma.  (A new decompression type,
see www.7-zip.org)
diff --git a/archival/Makefile.in b/archival/Makefile.in
index 735b659..b4fcabf 100644
--- a/archival/Makefile.in
+++ b/archival/Makefile.in
@@ -14,6 +14,7 @@
 ARCHIVAL-$(CONFIG_APT_GET)	+=
 ARCHIVAL-$(CONFIG_AR)		+= ar.o
 ARCHIVAL-$(CONFIG_BUNZIP2)	+= bunzip2.o
+ARCHIVAL-$(CONFIG_UNLZMA)	+= unlzma.o
 ARCHIVAL-$(CONFIG_CPIO)		+= cpio.o
 ARCHIVAL-$(CONFIG_DPKG)		+= dpkg.o
 ARCHIVAL-$(CONFIG_DPKG_DEB)	+= dpkg_deb.o