toolchain/57401: build/mtree discrepency

[Bch <beceeh%shaw.ca@localhost>]

>Number:         57401
>Category:       toolchain
>Synopsis:       build/mtree discrepency
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    toolchain-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed May 10 22:50:01 +0000 2023
>Originator:     Bch
>Release:        NetBSD 10.99.4
>Organization:
	method logic digital
>Environment:
System: NetBSD katy 10.99.4 NetBSD 10.99.4 (GENERIC) #759: Wed May 10 11:48:57 PDT 2023 root@katy:/usr/obj/sys/arch/amd64/compile/GENERIC amd64
Architecture: x86_64
Machine: amd64
>Description:
	mtree complaining about a missing ./usr/lib/i386
>How-To-Repeat:

# nice ./build.sh -j4 -u -x distribution

[...]
Updating NetBSD.dist
--- distrib-dirs ---
/usr/src/obj/tooldir.NetBSD-10.99.4-amd64/bin/x86_64--netbsd-install -d -m 755 /usr/src/obj/destdir.amd64
/usr/src/obj/tooldir.NetBSD-10.99.4-amd64/bin/nbmtree -def /usr/src/etc/mtree/obj/NetBSD.dist -N /usr/src/etc/mtree/..  -p /usr/src/obj/destdir.amd64/ -U
nbmtree: ./usr/lib/i386: missing directory in specification
nbmtree: failed at line 1671 of the specification
*** Failed target: distrib-dirs
*** Failed commands:
        ${HOST_INSTALL_DIR} -m 755 ${DESTDIR}
        => /usr/src/obj/tooldir.NetBSD-10.99.4-amd64/bin/x86_64--netbsd-install -d -m 755 /usr/src/obj/destdir.amd64
        ${TOOL_MTREE} -def ${.OBJDIR}/NetBSD.dist -N ${.CURDIR}/..  -p ${DESTDIR}/ -U ${TOOL_MTREE.unpriv}
        => /usr/src/obj/tooldir.NetBSD-10.99.4-amd64/bin/nbmtree -def /usr/src/etc/mtree/obj/NetBSD.dist -N /usr/src/etc/mtree/..  -p /usr/src/obj/destdir.amd64/ -U
*** [distrib-dirs] Error code 1
nbmake[4]: stopped in /usr/src/etc/mtree
1 error
nbmake[4]: stopped in /usr/src/etc/mtree
*** Failed target: distrib-dirs
*** Failed commands:
        cd ${NETBSDSRCDIR}/etc/mtree && ${MAKE} distrib-dirs
        => cd /usr/src/etc/mtree && /usr/src/obj/tooldir.NetBSD-10.99.4-amd64/bin/nbmake distrib-dirs
*** [distrib-dirs] Error code 2
nbmake[3]: stopped in /usr/src/etc
1 error
nbmake[3]: stopped in /usr/src/etc
nbmake[2]: stopped in /usr/src
nbmake[1]: stopped in /usr/src

nbmake: stopped in /usr/src

ERROR: Failed to make distribution

*** BUILD ABORTED ***
>Fix: