buildkernel is broken

cc  -c -O -pipe -march=core2 -std=c99 -g -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes  -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual  -Wundef -Wno-pointer-sign -fformat-extensions  -Wmissing-include-dirs -fdiagnostics-show-option   -nostdinc  -I. -I/usr/src/sys -I/usr/src/sys/contrib/altq -I/usr/src/sys/contrib/libfdt -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h -fno-common -finline-limit=8000 --param inline-unit-growth=100 --param large-function-growth=1000  -mno-align-long-strings -mpreferred-stack-boundary=2 -mno-mmx -mno-sse -msoft-float -ffreestanding -fstack-protector -Werror  /usr/src/sys/kern/sysv_shm.c
cc1: warnings being treated as errors
/usr/src/sys/kern/sysv_shm.c: In function 'oshmctl':
/usr/src/sys/kern/sysv_shm.c:1015: warning: implicit declaration of function 'ipcperm_new2old'
/usr/src/sys/kern/sysv_shm.c:1015: warning: nested extern declaration of 'ipcperm_new2old' [-Wnested-externs]
/usr/src/sys/kern/sysv_shm.c:1029: warning: implicit declaration of function 'freebsd7_shmctl'
/usr/src/sys/kern/sysv_shm.c:1029: warning: nested extern declaration of 'freebsd7_shmctl' [-Wnested-externs]
/usr/src/sys/kern/sysv_shm.c: At top level:
/usr/src/sys/kern/sysv_shm.c:1044: error: 'freebsd7_shmctl' undeclared here (not in a function)
*** Error code 1

Stop.
make: stopped in /usr/obj/usr/src/sys/MOBILE
*** Error code 1

Stop.
make: stopped in /usr/src
*** Error code 1

Stop.
make: stopped in /usr/src

% uname -a
FreeBSD laptop-kargl.apl.washington.edu 10.0-CURRENT FreeBSD 10.0-CURRENT
#0 r251004M: Sun May 26 13:00:17 PDT 2013
kargl_at_laptop.pondex.org:/usr/obj/usr/src/sys/MOBILE  i386

%  svn info
Path: .
Working Copy Root Path: /usr/src
URL: svn://svn.freebsd.org/base/head
Repository Root: svn://svn.freebsd.org/base
Repository UUID: ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Revision: 252525
Node Kind: directory
Schedule: normal
Last Changed Author: delphij
Last Changed Rev: 252523
Last Changed Date: 2013-07-02 12:42:47 -0700 (Tue, 02 Jul 2013)


-- 
Steve