kern/102477: opt_ip6fw.h missing while building GENERIC

[Nicky]

>Number:         102477
>Category:       kern
>Synopsis:       opt_ip6fw.h missing while building GENERIC
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Aug 24 14:10:25 GMT 2006
>Closed-Date:
>Last-Modified:
>Originator:     Nicky
>Release:        6.1-RELEASE
>Organization:
Valuecare
>Environment:
FreeBSD olifant.valuecare.nl 6.1-RELEASE FreeBSD 6.1-RELEASE #0: Sun May  7 04:42:56 UTC 2006     root at opus.cse.buffalo.edu:/usr/obj/usr/src/sys/SMP  i386

>Description:
After cvsup the src tree to RELENG_6, i'm unable to build the GENERIC due to a missing file. 

make -V CFILES -V SYSTEM_CFILES -V GEN_CFILES |  MKDEP_CPP="cc -E" CC="cc" xargs mkdep -a -f .newdep -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/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
/usr/src/sys/netinet6/ip6_forward.c:33:23: opt_ip6fw.h: No such file or directory
/usr/src/sys/netinet6/ip6_input.c:64:23: opt_ip6fw.h: No such file or directory
/usr/src/sys/netinet6/ip6_output.c:64:23: opt_ip6fw.h: No such file or directory
mkdep: compile failed
*** Error code 1

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

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

Stop in /usr/src
>How-To-Repeat:
cvsup to the last src for RELENG_6

then

make buildkernel KERNCONF=GENERIC
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: