via_drm broken on netbsd-5

[Matthew Mondor <mm_lists%pulsar-zone.net@localhost>]

It appears that via_drm is now broken on netbsd-5 (this used to build
fine before):

CC=/usr/tools/bin/i386--netbsdelf-gcc /usr/tools/bin/nbmkdep -f \
via_dma.d --  -march=i686 -O2 -mtune=pentiumpro -pipe -ffreestanding \
-fno-zero-initialized-in-bss  -O2 -std=gnu99 -fstack-protector \
-Wstack-protector --param ssp-buffer-size=1 -fno-strict-aliasing \
-fstack-protector -Wstack-protector --param ssp-buffer-size=1   -Werror \
-Wall -Wno-main -Wno-format-zero-length -Wpointer-arith \
-Wmissing-prototypes -Wstrict-prototypes -Wswitch -Wshadow -Wcast-qual \
-Wwrite-strings -Wno-unreachable-code -Wno-sign-compare \
-Wno-pointer-sign -Wno-attributes -Wextra -Wno-unused-parameter \
-Werror -march=i686 -O2 -mtune=pentiumpro   -Di386 -I. \
-I/usr/src/sys/contrib/dev/ath/netbsd -I/usr/src/sys/../common/include \
-I/usr/src/sys/arch  -I/usr/src/sys -nostdinc  -DMAXUSERS=64 -D_KERNEL \
-D_KERNEL_OPT -I/usr/src/sys/lib/libkern/../../../common/lib/libc/quad \
-I/usr/src/sys/lib/libkern/../../../common/lib/libc/string \
-I/usr/src/sys/lib/libkern/../../../common/lib/libc/arch/i386/string \
-I/usr/src/sys/../common/include -I/usr/src/sys/dist/pf \
-I/usr/src/sys/external/bsd/drm/dist/bsd-core \
-I/usr/src/sys/external/bsd/drm/dist/shared-core \
-I/usr/src/sys/dist/ipf  
/usr/src/sys/external/bsd/drm/dist/shared-core/via_dma.c
In file included
from /usr/src/sys/external/bsd/drm/dist/shared-core/via_dma.c:40: 
/usr/src/sys/external/bsd/drm/dist/shared-core/via_drv.h:27:22:
error: drm_sman.h: No such file or directory nbmkdep: compile failed.

Thanks,
-- 
Matt