FreeBSD buildkernel fails _at_r239409 in sys/dev/ath/if_ath_tx.c

This is using clang:

...
>>> stage 3.2: building everything
cd /usr/obj/usr/src/sys/CANARY; MAKEOBJDIRPREFIX=/usr/obj  MACHINE_ARCH=i386  MACHINE=i386  CPUTYPE= GROFF_BIN_PATH=/usr/obj/usr/src/tmp/legacy/usr/bin  GROFF_FONT_PATH=/usr/obj/usr/src/tmp/legacy/usr/share/groff_font  GROFF_TMAC_PATH=/usr/obj/usr/src/tmp/legacy/usr/share/tmac  _SHLIBDIRPREFIX=/usr/obj/usr/src/tmp  _LDSCRIPTROOT=  VERSION="FreeBSD 10.0-CURRENT i386 1000017"  INSTALL="sh /usr/src/tools/install.sh"  PATH=/usr/obj/usr/src/tmp/legacy/usr/sbin:/usr/obj/usr/src/tmp/legacy/usr/bin:/usr/obj/usr/src/tmp/legacy/usr/games:/usr/obj/usr/src/tmp/usr/sbin:/usr/obj/usr/src/tmp/usr/bin:/usr/obj/usr/src/tmp/usr/games:/sbin:/bin:/usr/sbin:/usr/bin /usr/obj/usr/src/make.i386/make KERNEL=kernel all -DNO_MODULES_OBJ
clang -c -O -pipe  -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  -Wno-error-tautological-compare -Wno-error-empty-body  -Wno-error-parentheses-equality -nostdinc  -I. -I/usr/src/sys -I/usr/src/sys/contrib/altq -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h  -mno-aes -mno-avx -mno-mmx -mno-sse -msoft-float -ffreestanding -fstack-protector -Werror  /usr/src/sys/dev/ath/if_ath_tx.c -I/usr/src/sys/dev/ath
/usr/src/sys/dev/ath/if_ath_tx.c:379:22: error: use of undeclared identifier
      'ATH_DEBUG_XMIT'
                if (sc->sc_debug & ATH_DEBUG_XMIT)
                                   ^
/usr/src/sys/dev/ath/if_ath_tx.c:380:4: error: implicit declaration of function
      'ath_printtxbuf' is invalid in C99
      [-Werror,-Wimplicit-function-declaration]
                        ath_printtxbuf(sc, bf, qnum, 0, 0);
                        ^
2 errors generated.
*** [if_ath_tx.o] Error code 1

Stop in /common/S4/obj/usr/src/sys/CANARY.
*** [buildkernel] Error code 1

Stop in /usr/src.
*** [buildkernel] Error code 1

Stop in /usr/src.

Peace,
david
-- 
David H. Wolfskill				david_at_catwhisker.org
Depriving a girl or boy of an opportunity for education is evil.

See http://www.catwhisker.org/~david/publickey.gpg for my public key.