Running ./build.sh distribution on clean, freshly fetched sources:

#    create  set lists
cd /usr/src/distrib/sets &&  DESTDIR=/usr/src/destdir.i386  MACHINE=i386 MACHINE_ARCH=i386  CKSUM=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbcksum MAKE=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmake MTREE=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmtree  MKTEMP=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmktemp PAX=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbpax HOST_SH=sh  sh ./maketars -S -d /usr/src/destdir.i386   -N /usr/src/etc  -t /usr/src/releasedir/i386/binary/sets
postinstall-fix-obsolete ===> .
   === Removing obsolete files ===
sh /usr/src/usr.sbin/postinstall/postinstall -s /usr/src -d /usr/src/destdir.i386/ fix obsolete
Source directory: /usr/src
Target directory: /usr/src/destdir.i386/
obsolete fix:
postinstall fixes passed: obsolete
postinstall fixes failed:
   ===============================
checkflist ===> distrib/sets
cd /usr/src/distrib/sets &&  DESTDIR=/usr/src/destdir.i386  MACHINE=i386 MACHINE_ARCH=i386  CKSUM=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbcksum MAKE=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmake MTREE=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmtree  MKTEMP=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmktemp PAX=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbpax HOST_SH=sh  sh ./checkflist

============  2 extra files  ===============
Files in DESTDIR but missing from flist.
File is obsolete or flist is out of date ?
------------------------------------------
./usr/share/man/cat4/ucycom.0
./usr/share/man/man4/ucycom.4
=========  end of 2 extra files  ===========


*** Failed target:  checkflist
*** Failed command: cd /usr/src/distrib/sets && DESTDIR=/usr/src/destdir.i386 MACHINE=i386 MACHINE_ARCH=i386 CKSUM=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbcksum MAKE=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmake MTREE=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmtree MKTEMP=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmktemp PAX=/usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbpax HOST_SH=sh sh ./checkflist
*** Error code 1

Stop.
nbmake: stopped in /usr/src/distrib/sets

*** Failed target:  distribution
*** Failed command: _makedirtarget() { dir="$1"; shift; target="$1"; shift; case "${dir}" in /*) this="${dir}/"; real="${dir}" ;; .) this=""; real="/usr/src" ;; *) this="${dir}/"; real="/usr/src/${dir}" ;; esac; show=${this:-.}; echo "${target} ===> ${show%/}${1:+ (with: $@)}"; cd "${real}" && /usr/src/tooldir.NetBSD-3.99.7-i386/bin/nbmake _THISDIR_="${this}" "$@" ${target}; }; _makedirtarget distrib/sets checkflist
*** Error code 1

Stop.
nbmake: stopped in /usr/src

ERROR: Failed to make distribution
*** BUILD ABORTED ***



Running ./build.sh sets results in


./var/tmp
./var/tmp/vi.recover
./var/yp
./var/yp/Makefile.main
./var/yp/Makefile.yp
./var/yp/binding
========  end of 17704 missing files  ==========

usage: rm [-f|-i] [-dPRrvW] file ...

*** Failed target:  checkflist
*** Failed command: cd /usr/src/distrib/sets && DESTDIR=/usr/src/obj/destdir.i386 MACHINE=i386 MACHINE_ARCH=i386 CKSUM=/usr/src/obj/tooldir.NetBSD-3.99.7-i386/bin/nbcksum MAKE=/usr/src/obj/tooldir.NetBSD-3.99.7-i386/bin/nbmake MTREE=/usr/src/obj/tooldir.NetBSD-3.99.7-i386/bin/nbmtree MKTEMP=/usr/src/obj/tooldir.NetBSD-3.99.7-i386/bin/nbmktemp PAX=/usr/src/obj/tooldir.NetBSD-3.99.7-i386/bin/nbpax HOST_SH=sh sh ./checkflist
*** Error code 1

Stop.
nbmake: stopped in /usr/src/distrib/sets

*** Failed target:  maketarsetup
*** Failed command: /usr/src/obj/tooldir.NetBSD-3.99.7-i386/bin/nbmake checkflist
*** Error code 1

Stop.
nbmake: stopped in /usr/src/distrib/sets

*** Failed target:  sets
*** Failed command: _makedirtarget() { dir="$1"; shift; target="$1"; shift; case "${dir}" in /*) this="${dir}/"; real="${dir}" ;; .) this=""; real="/usr/src" ;; *) this="${dir}/"; real="/usr/src/${dir}" ;; esac; show=${this:-.}; echo "${target} ===> ${show%/}${1:+ (with: $@)}"; cd "${real}" && /usr/src/obj/tooldir.NetBSD-3.99.7-i386/bin/nbmake _THISDIR_="${this}" "$@" ${target}; }; _makedirtarget distrib/sets sets
*** Error code 1

Stop.
nbmake: stopped in /usr/src

ERROR: Failed to make sets
*** BUILD ABORTED ***