See the [request] email.
The patches I sent are:
20090515_1734_busybox.upstream.iuclc.diff
(see [upstream reply] at the old version of the patch)
20090515_1618_busybox.upstream.domainname.diff
(see [upstream reply] at the old version of the patch)
[request] http://lists.busybox.net/pipermail/busybox/2009-May/069323.html
[upstream reply] http://lists.busybox.net/pipermail/busybox/2009-May/069324.html
Update 20090519: sent patches generated with git, at
http://lists.busybox.net/pipermail/busybox/2009-May/069363.html
Update 2 20090519: patches applied with some edits; see
http://lists.busybox.net/pipermail/busybox/2009-May/069372.html
http://git.busybox.net/busybox/commit/?id=5a49d284a6a9f6cf2076f23561f95aebdfd44592