Twin directories of chown:

[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/usr.sbin/chown/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/usr.sbin/chown/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.andr.ru/pub/os/qnx/6/svn/repos/coreos_pub/trunk/utils/c/chown/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-4-0/src/usr.sbin/chown/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/usr.sbin/chown/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-0/src/usr.sbin/chown/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-current/src/usr.sbin/chown/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-4-0/src/usr.sbin/chown/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-3-1/src/usr.sbin/chown/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-3-0/src/usr.sbin/chown/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-current/src/usr.sbin/chown/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.freebsd.org/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.freebsd.org/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.dc.aleron.net/pub/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.dc.aleron.net/pub/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.cse.buffalo.edu/mirror/BSD/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.cse.buffalo.edu/mirror/BSD/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp13.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp13.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp13.freebsd.org/cvsup/ncvs/src/usr.sbin/chown/
[DIR]  ftp://ftp13.freebsd.org/cvsup/ncvs/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp13.freebsd.org/cvsup/ncvs/projects/validate/testcases/kernel/syscalls/chown/
[DIR]  ftp://ftp.win.tue.nl/pub/mirror/unix-archive/UnixArchive/PDP-11/Trees/2.11BSD/usr/src/usr.sbin/chown/
[DIR]  ftp://ftp2.tw.freebsd.org/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp2.tw.freebsd.org/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.samba.org/pub/unpacked/samba_3_X_devel/testsuite/libsmbclient/src/chown/
[DIR]  ftp://ftp.samba.org/pub/unpacked/samba_3_X_test/testsuite/libsmbclient/src/chown/
[DIR]  ftp://ftp.samba.org/pub/unpacked/samba_4_0_test/testsuite/libsmbclient/src/chown/
[DIR]  ftp://ftp.samba.org/pub/unpacked/standalone_projects/testsuite/libsmbclient/src/chown/
[DIR]  ftp://ftp.euro.net/pub/mirrors/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.euro.net/pub/mirrors/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://alge.anart.no/pub/BSD/net2/usr.sbin/chown/
[DIR]  ftp://ftp.cs.cuhk.hk/mirror/mozilla/firefox/releases/3.0.4/win32/sr/chown/
[DIR]  ftp://ftp.int.ru/.1/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.int.ru/.1/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.kr.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.kr.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://ftp.demon.nl/disk2/freebsd/development/FreeBSD-CVS/src/tools/regression/fstest/tests/chown/
[DIR]  ftp://ftp.demon.nl/disk2/freebsd/development/FreeBSD-CVS/src/usr.sbin/chown/
[DIR]  ftp://147.52.159.12/mirrors/OpenBSD/cvs/src/usr.sbin/chown/
[DIR]  ftp://ftp.freebsdchina.org/pub/FreeBSD/branches/3.0-stable/src/usr.sbin/chown/
[DIR]  ftp://Packages.bz2/pub/FreeBSD/branches/3.0-stable/src/usr.sbin/chown/