NetBSD/x86, -current as of about 2 hours ago from anoncvs.  A fair bit of the
copy works, but not quite enough:

# sh build.sh -D /usr/src/dest build
[...]
===> build.sh started: Tue Mar  4 18:20:48 CST 2003
===> build.sh ended:   Tue Mar  4 19:25:36 CST 2003
# sh build.sh -D /usr/src/dest install=/ > install.log 2>&1
[...]
Copying set base
pax: Unable to access ./usr/share/examples/wsmoused.conf (No such file or directory)
Copying set comp
pax: Unable to access ./usr/share/man/cat1/addr2line.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/ar.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/c++filt.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/nm.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/objcopy.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/objdump.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/ranlib.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/size.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/strings.0 (No such file or directory)
pax: Unable to access ./usr/share/man/cat1/strip.0 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/addr2line.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/ar.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/c++filt.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/nm.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/objcopy.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/objdump.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/ranlib.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/size.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/strings.1 (No such file or directory)
pax: Unable to access ./usr/share/man/man1/strip.1 (No such file or directory)
Copying set games
Copying set man
pax: Unable to access ./usr/share/info/binutils.info (No such file or directory)
Copying set misc
Copying set text
*** Error code 3

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

Stop.
nbmake: stopped in /usr/src

ERROR: failed to make installworld to /
*** BUILD ABORTED ***