Submitted by: Makoto MATSUSHITA <matusita@jp.freebsd.org>
Submitted by: Alexander Langer <alex@big.endian.de>
Prompted by: Jens A Nilsson <jnilsson@ludd.luth.se>
program that uses neither perl nor masses of memory when mirroring large collections (like at ftp.freebsd.org). I did the port but the author is Jens A Nilsson <jnilsson@ludd.luth.se>