sparc64 buildworld failure

I cvsup today's current, but I have trouble building world on sparc as
followings:

===> sbin/sunlabel
cc -O -pipe    -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wstrict-pr
otot
ypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-
stri
ngs -Wswitch -Wshadow -Wcast-align   -o sunlabel sunlabel.o
geom_sunlabel_enc.o
-lgeom
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `XML_SetElementHandler'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `XML_Parse'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `XML_ParserFree'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `sbuf_delete'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `XML_SetCharacterDataHandler'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `sbuf_finish'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `XML_ParserCreate'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `sbuf_bcat'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `sbuf_data'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `sbuf_new'
/usr/obj/usr/src/sparc64/usr/lib/libgeom.so: undefined refere
nce to `XML_SetUserData'
*** Error code 1

Stop in /usr/src/sbin/sunlabel.
*** Error code 1

Stop in /usr/src/sbin.
*** Error code 1

Stop in /usr/src.
*** Error code 1

Stop in /usr/src.
*** Error code 1

Stop in /usr/src.

Thanks!