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 babylon5.netbsd.org, a NetBSD/amd64 host,
using sources from CVS date 2020.12.04.20.39.10.

An extract from the build.sh output follows:

      105 | int  execl(const char *, const char *, ...) __null__sentinel;
          |                          ^~~~~~~~~~~~
    /tmp/build/2020.12.04.20.39.10-i386/src/lib/csu/common/crt0-common.c:343: error: expected '{' at end of input
      343 | }
          | 
    /tmp/build/2020.12.04.20.39.10-i386/src/lib/csu/common/crt0-common.c:343:1: error: control reaches end of non-void function [-Werror=return-type]
      343 | }
          | ^
    cc1: all warnings being treated as errors
    --- gcrt0.o ---
    *** [gcrt0.o] Error code 1
    nbmake[7]: stopped in /tmp/build/2020.12.04.20.39.10-i386/src/lib/csu
    --- crt0.o ---
    *** [crt0.o] Error code 1
    nbmake[7]: stopped in /tmp/build/2020.12.04.20.39.10-i386/src/lib/csu
    2 errors
    nbmake[7]: stopped in /tmp/build/2020.12.04.20.39.10-i386/src/lib/csu
    *** Failed target:  dependall-csu
    *** Failed command: _makedirtarget() { dir="$1"; shift; target="$1"; shift; case "${dir}" in /*) this="${dir}/"; real="${dir}" ;; .) this="lib/"; real="/tmp/build/2020.12.04.20.39.10-i386/src/lib" ;; *) this="lib/${dir}/"; real="/tmp/build/2020.12.04.20.39.10-i386/src/lib/${dir}" ;; esac; show=${this:-.}; echo "${target} ===> ${show%/}${1:+ (with: $@)}"; cd "${real}" && /tmp/build/2020.12.04.20.39.10-i386/tools/bin/nbmake _THISDIR_="${this}" "$@" ${target}; }; _makedirtarget csu dependall
    *** Error code 2
    *** [build_install] Error code 1
    nbmake[4]: stopped in /tmp/build/2020.12.04.20.39.10-i386/src/lib
    1 error
    nbmake[4]: stopped in /tmp/build/2020.12.04.20.39.10-i386/src/lib
    ERROR: Failed to make release

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

    2020.12.04.20.38.44 christos src/sys/sys/cdefs.h,v 1.155
    2020.12.04.20.39.10 christos src/include/unistd.h,v 1.160

Logs can be found at:

    http://releng.NetBSD.org/b5reports/i386/commits-2020.12.html#2020.12.04.20.39.10