[head tinderbox] failure on i386/pc98

[FreeBSD Tinderbox]

TB --- 2006-05-14 06:19:11 - tinderbox 2.3 running on freebsd-current.sentex.ca
TB --- 2006-05-14 06:19:11 - starting HEAD tinderbox run for i386/pc98
TB --- 2006-05-14 06:19:11 - cleaning the object tree
TB --- 2006-05-14 06:19:36 - checking out the source tree
TB --- 2006-05-14 06:19:36 - cd /tinderbox/HEAD/i386/pc98
TB --- 2006-05-14 06:19:36 - /usr/bin/cvs -f -R -q -d/home/ncvs update -Pd -A src
TB --- 2006-05-14 06:26:24 - building world (CFLAGS=-O2 -pipe)
TB --- 2006-05-14 06:26:24 - cd /src
TB --- 2006-05-14 06:26:24 - /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
>>> stage 4.4: building everything
TB --- 2006-05-14 07:40:17 - generating LINT kernel config
TB --- 2006-05-14 07:40:17 - cd /src/sys/pc98/conf
TB --- 2006-05-14 07:40:17 - /usr/bin/make -B LINT
TB --- 2006-05-14 07:40:18 - building LINT kernel (COPTFLAGS=-O2 -pipe)
TB --- 2006-05-14 07:40:18 - cd /src
TB --- 2006-05-14 07:40:18 - /usr/bin/make buildkernel KERNCONF=LINT
>>> Kernel build for LINT started on Sun May 14 07:40:18 UTC 2006
>>> stage 1: configuring the kernel
[...]
WARNING: duplicate device `io' encountered.
WARNING: kernel contains GPL contaminated csaimg.h header
WARNING: kernel contains GPL contaminated emu10k1 headers
WARNING: kernel contains GPL contaminated maestro3 headers
WARNING: kernel contains GPL contaminated ext2fs filesystem
WARNING: kernel contains GPL contaminated ReiserFS filesystem
WARNING: kernel contains GPL contaminated xfs filesystem
WARNING: COMPAT_SVR4 is broken and should be avoided
*** Error code 1

Stop in /src.
*** Error code 1

Stop in /src.
TB --- 2006-05-14 07:40:18 - WARNING: /usr/bin/make returned exit code  1 
TB --- 2006-05-14 07:40:18 - ERROR: failed to build lint kernel
TB --- 2006-05-14 07:40:18 - tinderbox aborted
TB --- 0.77 user 3.88 system 4867.38 real