[releng_6 tinderbox] failure on i386/i386

[FreeBSD Tinderbox]

TB --- 2007-11-18 15:34:45 - tinderbox 2.3 running on freebsd-legacy.sentex.ca
TB --- 2007-11-18 15:34:45 - starting RELENG_6 tinderbox run for i386/i386
TB --- 2007-11-18 15:34:45 - cleaning the object tree
TB --- 2007-11-18 15:35:30 - checking out the source tree
TB --- 2007-11-18 15:35:30 - cd /tinderbox/RELENG_6/i386/i386
TB --- 2007-11-18 15:35:30 - /usr/bin/cvs -f -R -q -d/home/ncvs update -Pd -rRELENG_6 src
TB --- 2007-11-18 15:45:10 - building world (CFLAGS=-O2 -pipe)
TB --- 2007-11-18 15:45:10 - cd /src
TB --- 2007-11-18 15:45:10 - /usr/bin/make -B buildworld
>>> Rebuilding the temporary build tree
>>> stage 1.1: legacy release compatibility shims
>>> stage 1.2: bootstrap tools
>>> stage 2.1: cleaning up the object tree
>>> stage 2.2: rebuilding the object tree
>>> stage 2.3: build tools
>>> stage 3: cross tools
>>> stage 4.1: building includes
>>> stage 4.2: building libraries
>>> stage 4.3: make dependencies
[...]
echo init: /obj/src/tmp/usr/lib/libc.a /obj/src/tmp/usr/lib/libutil.a /obj/src/tmp/usr/lib/libcrypt.a >> .depend
===> sbin/ip6fw (depend)
rm -f .depend
mkdep -f .depend -a     /src/sbin/ip6fw/ip6fw.c
echo ip6fw: /obj/src/tmp/usr/lib/libc.a  >> .depend
===> sbin/ipf (depend)
===> sbin/ipf/libipf (depend)
make: don't know how to make extras.c. Stop
*** Error code 2

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

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

Stop in /src.
*** Error code 1

Stop in /src.
*** Error code 1

Stop in /src.
TB --- 2007-11-18 16:10:26 - WARNING: /usr/bin/make returned exit code  1 
TB --- 2007-11-18 16:10:26 - ERROR: failed to build world
TB --- 2007-11-18 16:10:26 - tinderbox aborted
TB --- 1193.43 user 183.23 system 2141.48 real


http://tinderbox.des.no/tinderbox-releng_6-RELENG_6-i386-i386.full