amd64-netbsd5 can't build GENERIC kernel

[Hisashi T Fujinaka <htodd%twofifty.com@localhost>]

#   compile  
GENERIC/uaudio.o/usr/src/obj.amd64/tooldir.NetBSD-5.1_STABLE-amd64/bin/x86_64--netbsd-gcc
 -mcmodel=kernel -mno-red-zone -ffreestanding -fno-zero-initialized-in-bss -O2 
-fno-omit-frame-pointer -std=gnu99 -fno-strict-aliasing -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 -Damd64 -Dx86_64 -I. 
-I/usr/src/sys/../common/include -I/usr/src/sys/arch -I/usr/src/sys -nostdinc 
-DLKM -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/x86_64/string 
-I/usr/src/sys/external/isc/atheros_hal/dist 
-I/usr/src/sys/external/isc/atheros_hal/ic -I/usr/src/sys/../common/include 
-I/usr/src/sys/dist/ipf -c /usr/src/sy!
s/dev/usb/uaudio.c
/usr/src/sys/dev/usb/uaudio.c: In function 'uaudio_chan_open':
/usr/src/sys/dev/usb/uaudio.c:2625: error: dereferencing pointer to incomplete 
type
/usr/src/sys/dev/usb/uaudio.c:2625: error: dereferencing pointer to incomplete 
type
/usr/src/sys/dev/usb/uaudio.c:2626: error: dereferencing pointer to incomplete 
type
/usr/src/sys/dev/usb/uaudio.c:2626: error: dereferencing pointer to incomplete 
type

--
Hisashi T Fujinaka - htodd%twofifty.com@localhost
BSEE(6/86) + BSChem(3/95) + BAEnglish(8/95) + MSCS(8/03) + $2.50 = latte