[current tinderbox] failure on i386/pc98

TB --- 2004-09-01 18:57:02 - tinderbox 2.3 running on freebsd-current.sentex.ca
TB --- 2004-09-01 18:57:02 - starting CURRENT tinderbox run for i386/pc98
TB --- 2004-09-01 18:57:02 - checking out the source tree
TB --- 2004-09-01 18:57:02 - cd /home/tinderbox/CURRENT/i386/pc98
TB --- 2004-09-01 18:57:02 - /usr/bin/cvs -f -R -q -d/home/ncvs update -Pd -A src
TB --- 2004-09-01 19:01:25 - building world (CFLAGS=-O2 -pipe)
TB --- 2004-09-01 19:01:25 - cd /home/tinderbox/CURRENT/i386/pc98/src
TB --- 2004-09-01 19:01:25 - /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
[...]
                 from /tinderbox/CURRENT/i386/pc98/src/sys/boot/pc98/boot2/boot.h:30,
                 from /tinderbox/CURRENT/i386/pc98/src/sys/boot/pc98/boot2/disk.c:45:
./machine/param.h:102:23: opt_sched.h: No such file or directory
In file included from /tinderbox/CURRENT/i386/pc98/src/sys/boot/pc98/boot2/../../../sys/param.h:109,
                 from /tinderbox/CURRENT/i386/pc98/src/sys/boot/pc98/boot2/boot.h:30,
                 from /tinderbox/CURRENT/i386/pc98/src/sys/boot/pc98/boot2/sys.c:36:
./machine/param.h:102:23: opt_sched.h: No such file or directory
mkdep: compile failed
*** Error code 1

Stop in /tinderbox/CURRENT/i386/pc98/src/sys/boot/pc98/boot2.
*** Error code 1

Stop in /tinderbox/CURRENT/i386/pc98/src/sys/boot/pc98.
*** Error code 1

Stop in /tinderbox/CURRENT/i386/pc98/src/sys/boot.
*** Error code 1

Stop in /tinderbox/CURRENT/i386/pc98/src/sys.
*** Error code 1

Stop in /tinderbox/CURRENT/i386/pc98/src.
*** Error code 1

Stop in /tinderbox/CURRENT/i386/pc98/src.
*** Error code 1

Stop in /tinderbox/CURRENT/i386/pc98/src.
TB --- 2004-09-01 19:31:22 - WARNING: /usr/bin/make returned exit code  1 
TB --- 2004-09-01 19:31:22 - ERROR: failed to build world
TB --- 2004-09-01 19:31:22 - tinderbox aborted