netbsd5 build.sh fail

[netbsd78 <netbsd78%126.com@localhost>]

My box is i386 netbsd5, when I run build.sh it is always failed.
The source has been updated to today via cvs.
 
$ ./build.sh -O ../obj -T ../tools -U -u distribution
..
#      link  rump_cd9660/rump_cd9660
/usr/src/../tools/bin/i386--netbsdelf-gcc
-B/usr/src/../obj/destdir.i386/usr/lib/
-B/usr/src/../obj/destdir.i386/usr/lib/  -Wl,-nostdlib
-Wl,--wrap=malloc  -Wl,--fatal-warnings     -o rump_cd9660
mount_cd9660.o rump_cd9660.o pathadj.o fattr.o -lrumpfs_cd9660 -lp2k
-lukfs -lrump -lrumpuser -lpuffs -lutil -lpthread
-L/usr/src/../obj/destdir.i386/usr/lib
-Wl,-rpath-link,/usr/src/../obj/destdir.i386/lib
-L/usr/src/../obj/destdir.i386/lib
-Wl,-rpath-link,/usr/src/../obj/destdir.i386/usr/lib
-L/usr/src/../obj/destdir.i386/usr/lib
/usr/tools/bin/../lib/gcc/i386--netbsdelf/4.1.3/../../../../i386--netbsdelf/bin/ld:
cannot find -lrumpfs_cd9660
collect2: ld returned 1 exit status
*** Failed target:  rump_cd9660
*** Failed command: /usr/src/../tools/bin/i386--netbsdelf-gcc
-B/usr/src/../obj/destdir.i386/usr/lib/
-B/usr/src/../obj/destdir.i386/usr/lib/ -Wl,-nostdlib -Wl,--wrap=malloc
-Wl,--fatal-warnings -o rump_cd9660 mount_cd9660.o rump_cd9660.o
pathadj.o fattr.o -lrumpfs_cd9660 -lp2k -lukfs -lrump -lrumpuser -lpuffs
-lutil -lpthread -L/usr/src/../obj/destdir.i386/usr/lib
-Wl,-rpath-link,/usr/src/../obj/destdir.i386/lib
-L/usr/src/../obj/destdir.i386/lib
-Wl,-rpath-link,/usr/src/../obj/destdir.i386/usr/lib
-L/usr/src/../obj/destdir.i386/usr/lib
*** Error code 1
Stop.
nbmake: stopped in /usr/src/usr.sbin/puffs/rump_cd9660