SVN r354253 breaks buildworld

[Michael Butler]

Something missing from SVN r354253?

Building /usr/obj/usr/src/amd64.amd64/rescue/rescue/rescue
ld: error: undefined symbol: lz4_init
>>> referenced by spa_misc.c:2066
(/usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c:2066)
>>>               spa_misc.o:(spa_init) in archive
/usr/obj/usr/src/amd64.amd64/tmp/usr/lib/libzpool.a

ld: error: undefined symbol: lz4_fini
>>> referenced by spa_misc.c:2096
(/usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c:2096)
>>>               spa_misc.o:(spa_fini) in archive
/usr/obj/usr/src/amd64.amd64/tmp/usr/lib/libzpool.a
cpp: error: linker command failed with exit code 1 (use -v to see
invocation)
*** [rescue] Error code 1

make[5]: stopped in /usr/obj/usr/src/amd64.amd64/rescue/rescue
.ERROR_TARGET='rescue'
.ERROR_META_FILE='/usr/obj/usr/src/amd64.amd64/rescue/rescue/rescue.meta'
.MAKE.LEVEL='5'
MAKEFILE=''
.MAKE.MODE='meta missing-filemon=yes missing-meta=yes silent=yes verbose
curdirOk=yes'
_ERROR_CMD='cc -target x86_64-unknown-freebsd13.0
--sysroot=/usr/obj/usr/src/amd64.amd64/tmp
-B/usr/obj/usr/src/amd64.amd64/tmp/usr/bin -O2 -pipe -march=ivybridge
-std=gnu99 -Wno-format-zero-length    -Qunused-arguments     -static
-static -o rescue rescue.o cat.lo chflags.lo chio.lo chmod.lo cp.lo
date.lo dd.lo df.lo echo.lo ed.lo expr.lo getfacl.lo hostname.lo kenv.lo
kill.lo ln.lo ls.lo mkdir.lo mv.lo pkill.lo ps.lo pwd.lo realpath.lo
rm.lo rmdir.lo setfacl.lo sh.lo sleep.lo stty.lo sync.lo test.lo csh.lo
camcontrol.lo clri.lo devfs.lo dmesg.lo dump.lo dumpfs.lo dumpon.lo
fsck.lo fsck_ffs.lo fsck_msdosfs.lo fsdb.lo fsirand.lo gbde.lo geom.lo
ifconfig.lo init.lo kldconfig.lo kldload.lo kldstat.lo kldunload.lo
ldconfig.lo md5.lo mdconfig.lo mdmfs.lo mknod.lo mount.lo
mount_cd9660.lo mount_msdosfs.lo mount_nfs.lo mount_nullfs.lo
mount_udf.lo mount_unionfs.lo newfs.lo newfs_msdos.lo nos-tun.lo ping.lo
reboot.lo restore.lo rcorder.lo route.lo savecore.lo shutdown.lo
spppcontrol.lo swapon.lo sysctl.lo tunefs.lo umount.lo ccdconfig.lo
ping6.lo rtsol.lo ipf.lo routed.lo rtquery.lo bectl.lo zfs.lo zpool.lo
bsdlabel.lo fdisk.lo dhclient.lo head.lo mt.lo sed.lo tail.lo tee.lo
gzip.lo bzip2.lo less.lo xz.lo zstd.lo tar.lo nc.lo vi.lo id.lo
iscsictl.lo zdb.lo chroot.lo chown.lo iscsid.lo
/usr/obj/usr/src/amd64.amd64/rescue/rescue/../librescue/exec.o
/usr/obj/usr/src/amd64.amd64/rescue/rescue/../librescue/getusershell.o
/usr/obj/usr/src/amd64.amd64/rescue/rescue/../librescue/login_class.o
/usr/obj/usr/src/amd64.amd64/rescue/rescue/../librescue/popen.o
/usr/obj/usr/src/amd64.amd64/rescue/rescue/../librescue/rcmdsh.o
/usr/obj/usr/src/amd64.amd64/rescue/rescue/../librescue/sysctl.o
/usr/obj/usr/src/amd64.amd64/rescue/rescue/../librescue/system.o -lcrypt
-ledit -ljail -lkvm -lelf -ll -ltermcapw -lutil -lxo -l80211 -lalias
-lcam -lncursesw -ldevstat -lipsec -llzma -lavl -lzpool -lzfs_core -lzfs
-lnvpair -lpthread -luutil -lumem -lbe -lgeom -lbsdxml -lkiconv -lmt
-lsbuf -lufs -lz -lbz2 -lprivatezstd -larchive -lcrypto -lmd -lm;'
.CURDIR='/usr/obj/usr/src/amd64.amd64/rescue/rescue'

	imb