PAE kernel build error

[nick]

Can't build PAE kernel.
make buildkernel KERNCONF=PAE
generate error:

I/usr/src/sys/contrib/dev/ath/freebsd -I/usr/src/sys/contrib/ngatm -I/usr/src/sys/dev/twa -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-3dnow -mno-sse -mno-sse2 -ffreestanding -Werror  /usr/src/sys/dev/fdc/fdc_pccard.c
cc -c -O -pipe  -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes  -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual  -fformat-extensions -std=c99 -g -nostdinc -I-  -I. -I/usr/src/sys -I/usr/src/sys/contrib/dev/acpica -I/usr/src/sys/contrib/altq -I/usr/src/sys/contrib/ipfilter -I/usr/src/sys/contrib/pf -I/usr/src/sys/contrib/dev/ath -I/usr/src/sys/contrib/dev/ath/freebsd -I/usr/src/sys/contrib/ngatm -I/usr/src/sys/dev/twa -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-3dnow -mno-sse -mno-sse2 -ffreestanding -Werror  /usr/src/sys/dev/hptmv/entry.c
/usr/src/sys/dev/hptmv/entry.c: In function `fOsBuildSgl':
/usr/src/sys/dev/hptmv/entry.c:2476: warning: cast to pointer from integer of different size
/usr/src/sys/dev/hptmv/entry.c: In function `hpt_io_dmamap_callback':
/usr/src/sys/dev/hptmv/entry.c:2606: warning: cast to pointer from integer of different size
/usr/src/sys/dev/hptmv/entry.c: In function `OsSendCommand':
/usr/src/sys/dev/hptmv/entry.c:2758: warning: cast to pointer from integer of different size
*** Error code 1

Stop in /usr/obj/usr/src/sys/PAE.
*** Error code 1

Stop in /usr/src.
*** Error code 1

Stop in /usr/src.