Automated report: NetBSD-current/i386 build failure

[NetBSD Test Fixture <bracket%NetBSD.org@localhost>]

This is an automatically generated notice of a NetBSD-current/i386
build failure.

The failure occurred on babylon4.netbsd.org, a NetBSD/amd64 host,
using sources from CVS date 2026.08.29.16.32.45.

An extract from the build.sh output follows:

    --- ipft_hx.d ---
    #    create  lib/ipft_hx.d
    CC=/tmp/build/2026.08.29.16.32.45-i386/tools/bin/i486--netbsdelf-gcc /tmp/build/2026.08.29.16.32.45-i386/tools/bin/nbmkdep -f ipft_hx.d.tmp  --   -std=gnu11 -Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wno-sign-compare -Wsystem-headers -Wno-traditional -Wa,--fatal-warnings -Werror -Wno-address-of-packed-member -Wno-stringop-truncation  --sysroot=/tmp/build/2026.08.29.16.32.45-i386/destdir -I/tmp/build/2026.08.29.16.32.45-i386/src/external/bsd/ipf/dist -I/tmp/build/2026.08.29.16.32.45-i386/src/external/bsd/ipf/dist/tools -I/tmp/build/2026.08.29.16.32.45-i386/src/sys/external/bsd/ipf -I/tmp/build/2026.08.29.16.32.45-i386/src/sys/external/bsd/ipf/netinet -DSTATETOP -D__UIO_EXPOSE -DINET -DINET6     /tmp/build/2026.08.29.16.32.45-i386/src/external/bsd/ipf/dist/lib/ipft_hx.c &&  mv -f ipft_hx.d.tmp ipft_hx.d
    --- dependall-sbin ---
    /tmp/build/2026.08.29.16.32.45-i386/src/sbin/mount_lfs/mount_lfs.c: In function 'invoke_cleaner':
    /tmp/build/2026.08.29.16.32.45-i386/src/sbin/mount_lfs/mount_lfs.c:321:9: error: implicit declaration of function 'unreachable' [-Wimplicit-function-declaration]
      321 |         unreachable();
          |         ^~~~~~~~~~~
    --- dependall-external ---
    --- dependall-gpl3 ---
    /tmp/build/2026.08.29.16.32.45-i386/tools/bin/i486--netbsdelf-objcopy -x  undo.o

The following commits were made between the last successful build and
the first failed build:

    2026.08.29.16.32.45 riastradh src/sbin/mount_lfs/mount_lfs.c 1.42

Logs can be found at:

    http://releng.NetBSD.org/b5reports/i386/commits-2026.08.html#2026.08.29.16.32.45