build.sh -O /export/obj/i386 -R /export/release/i386 -D /altroot \
	-T /usr/src/tools/tools.NetBSD-1.6D-i386

finishes up with:

...[more of these above]...
> ./usr/share/man/man9/wsfont_getflg.9.gz
> ./usr/share/man/man9/wsfont_init.9.gz
> ./usr/share/man/man9/wsfont_lock.9.gz
> ./usr/share/man/man9/wsfont_map_unichar.9.gz
> ./usr/share/man/man9/wsfont_matches.9.gz
> ./usr/share/man/man9/wsfont_remove.9.gz
> ./usr/share/man/man9/wsfont_unlock.9.gz
> ./usr/share/man/man9/wskbd.9.gz
> ./usr/share/man/man9/wskbd_cnattach.9.gz
> ./usr/share/man/man9/wskbd_cndetach.9.gz
> ./usr/share/man/man9/wskbd_input.9.gz
> ./usr/share/man/man9/wskbd_rawinput.9.gz
> ./usr/share/man/man9/wskbddevprint.9.gz
> ./usr/share/man/man9/wsmouse.9.gz
> ./usr/share/man/man9/wsmouse_input.9.gz
> ./usr/share/man/man9/wsmousedevprint.9.gz
14644a14583
> ./var/lost+found
checkflist: flist inconsistencies found
checkflist: key to output:
  <  file is in flist but missing from DESTDIR
     (file wasn't installed ?)
  >  file is in DESTDIR but missing from flist
     (file is obsolete or flist is out of date ?)
*** Error code 1

Stop.
nbmake: stopped in /usr/src/distrib/sets
*** Error code 1

Stop.
nbmake: stopped in /usr/src/distrib/sets
*** Error code 1

Stop.
nbmake: stopped in /usr/src/etc
*** Error code 1

Stop.
nbmake: stopped in /usr/src
NetBSD 523#

clues?