Build failure for est on port-amd64 XEN3_DOM0

[Paul Goyette <paul%whooppee.com@localhost>]

Sources updated  about 10 minutes ago...

#      link  XEN3_DOM0/netbsd
/build/netbsd-local/tools/x86_64/amd64/bin/x86_64--netbsd-ld -Map netbsd.map 
--cref -T /build/netbsd-local/src/sys/arch/amd64/conf/kern.ldscript.Xen -Ttext 
0xffffffff80100000 -e start -X -o netbsd ${SYSTEM_OBJ} ${EXTRA_OBJ} vers.o
est.o: In function `est_sysctl_helper_all':
/build/netbsd-local/src/sys/arch/x86/x86/est.c:1041: undefined reference to 
`cpu_freq_sysctl_all'
est.o: In function `est_sysctl_helper_set':
/build/netbsd-local/src/sys/arch/x86/x86/est.c:1029: undefined reference to 
`cpu_freq_sysctl_set'
est.o: In function `est_sysctl_helper_get':
/build/netbsd-local/src/sys/arch/x86/x86/est.c:1019: undefined reference to 
`cpu_freq_sysctl_get'
*** [netbsd] Error code 1


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