[releng_4 tinderbox] failure on alpha/alpha

[Tinderbox]

TB --- 2003-08-15 16:00:12 - starting RELENG_4 tinderbox run for alpha/alpha
TB --- 2003-08-15 16:00:12 - checking out the source tree
TB --- cd /home/des/tinderbox/RELENG_4/alpha/alpha
TB --- /usr/bin/cvs -f -R -q -d/home/ncvs update -Pd -rRELENG_4 src
TB --- 2003-08-15 16:22:54 - building world
TB --- cd /home/des/tinderbox/RELENG_4/alpha/alpha/src
TB --- /usr/bin/make -B buildworld
>>> Rebuilding the temporary build tree
>>> stage 1: bootstrap tools
>>> stage 2: cleaning up the object tree
>>> stage 2: rebuilding the object tree
>>> stage 2: build tools
>>> stage 3: cross tools
>>> stage 4: populating /home/des/tinderbox/RELENG_4/alpha/alpha/obj/alpha/vol/vol0/users/des/tinderbox/RELENG_4/alpha/alpha/src/i386/usr/include
>>> stage 4: building libraries
>>> stage 4: make dependencies
>>> stage 4: building everything..
TB --- 2003-08-15 16:56:45 - building generic kernel
TB --- cd /home/des/tinderbox/RELENG_4/alpha/alpha/src
TB --- /usr/bin/make buildkernel KERNCONF=GENERIC
>>> Kernel build for GENERIC started on Fri Aug 15 16:56:46 GMT 2003
[...]
if_xl.o: In function `xl_newbuf':
if_xl.o(.text+0x541c): undefined reference to `bus_dmamap_load_mbuf'
if_xl.o(.text+0x5420): undefined reference to `bus_dmamap_load_mbuf'
if_xl.o: In function `xl_encap':
if_xl.o(.text+0x67a0): undefined reference to `bus_dmamap_load_mbuf'
if_xl.o(.text+0x67a4): undefined reference to `bus_dmamap_load_mbuf'
if_xl.o(.text+0x682c): undefined reference to `bus_dmamap_load_mbuf'
if_xl.o(.text+0x6830): more undefined references to `bus_dmamap_load_mbuf' follow
*** Error code 1

Stop in /vol/vol0/users/des/tinderbox/RELENG_4/alpha/alpha/obj/alpha/vol/vol0/users/des/tinderbox/RELENG_4/alpha/alpha/src/sys/GENERIC.
*** Error code 1

Stop in /vol/vol0/users/des/tinderbox/RELENG_4/alpha/alpha/src.
*** Error code 1

Stop in /vol/vol0/users/des/tinderbox/RELENG_4/alpha/alpha/src.
TB --- 2003-08-15 17:00:19 - /usr/bin/make returned exit code  1 
TB --- 2003-08-15 17:00:19 - ERROR: failed to build generic kernel
TB --- 2003-08-15 17:00:19 - tinderbox aborted