There appears to be something wrong with my sets when I try a:
./build.sh -U -u release

Some of the files are too small:
htodd@allison:/disk/0/obj/.i386/releasedir/i386/binary/sets > ls -l
total 46302
-rw-r--r--  1 htodd  wheel      324 Jul 28 17:59 BSDSUM
-rw-r--r--  1 htodd  wheel      423 Jul 28 17:59 CKSUM
-rw-r--r--  1 htodd  wheel      731 Jul 28 17:59 MD5
-rw-r--r--  1 htodd  wheel      323 Jul 28 17:59 SYSVSUM
-rw-r--r--  1 htodd  wheel  3368658 Jul 27 17:48 base.tgz
-rw-r--r--  1 htodd  wheel  7054378 Jul 27 17:49 comp.tgz
-rw-r--r--  1 htodd  wheel    95241 Jul 27 17:49 etc.tgz
-rw-r--r--  1 htodd  wheel      158 Jul 27 17:49 games.tgz
-rw-r--r--  1 htodd  wheel  3081632 Jul 28 17:56 kern-GENERIC.MP.tgz
-rw-r--r--  1 htodd  wheel  3033830 Jul 28 17:56 kern-GENERIC.tgz
-rw-r--r--  1 htodd  wheel  3067349 Jul 28 17:56 kern-GENERIC_DIAGNOSTIC.tgz
-rw-r--r--  1 htodd  wheel  2255620 Jul 28 17:56 kern-GENERIC_LAPTOP.tgz
-rw-r--r--  1 htodd  wheel   841642 Jul 28 17:56 kern-GENERIC_PS2TINY.tgz
-rw-r--r--  1 htodd  wheel   791417 Jul 28 17:56 kern-GENERIC_TINY.tgz
-rw-r--r--  1 htodd  wheel     2011 Jul 27 17:49 man.tgz
-rw-r--r--  1 htodd  wheel      253 Jul 27 17:49 misc.tgz
-rw-r--r--  1 htodd  wheel       20 Jul 27 17:49 text.tgz

Here's an odd part of the make:

(cd /usr/src/distrib/sets; /usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbmake sets)
/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbmake checkflist
DESTDIR=/usr/src/obj.i386/destdir.i386  MACHINE=i386 MACHINE_ARCH=i386 CKSUM=/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbcksum MAKE=/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbmake MTREE=/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbmtree PAX=/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbpax sh /usr/src/distrib/sets/checkflist -M /usr/src/obj.i386/destdir.i386/METALOG
mkdir -p /usr/src/obj.i386/releasedir/i386/binary/sets
DESTDIR=/usr/src/obj.i386/destdir.i386  MACHINE=i386 MACHINE_ARCH=i386 CKSUM=/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbcksum MAKE=/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbmake MTREE=/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbmtree PAX=/usr/src/obj.i386/tooldir.NetBSD-1.6U-i386/bin/nbpax sh /usr/src/distrib/sets/maketars -d /usr/src/obj.i386/destdir.i386  -M /usr/src/obj.i386/destdir.i386/METALOG -N /usr/src/etc  -t /usr/src/obj.i386/releasedir/i386/binary/sets Parsing /usr/src/obj.i386/destdir.i386/METALOG
nbmtree: ./usr/include/x86: No such file or directory
nbmtree: failed at line 910 of the specification
maketars: mtree failed, exiting


-- 
Hisashi T Fujinaka - htodd@twofifty.com
BSEE(6/86) + BSChem(3/95) + BAEnglish(8/95) + MSCS(8/03) + $2.50 = latte