Twin directories of wc:

[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/usr.bin/wc/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/usr.bin/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zm/1zm9/wc/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.andr.ru/pub/os/qnx/6/svn/repos/coreos_pub/trunk/utils/s/svn/subversion/bindings/java/org/tigris/subversion/wc/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-4-0/src/usr.bin/wc/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/usr.bin/wc/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-0/src/usr.bin/wc/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-current/src/usr.bin/wc/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.wirelesslan.pl/raptor/GPL/busybox-1.00/testsuite/wc/
[DIR]  ftp://ftp.ps.pl/dsk0/ftp.openbsd.org/src/usr.bin/wc/
pkg://Alien-SVN-1.4.5.1.tar.gz:6359795/Alien-SVN-1.4.5.0/src/subversion-1.4.5/subversion/bindings/java/org/tigris/subversion/  downloads[DIR]3  Alien-SVN-1.4.5.1.tar.gz/Alien-SVN-1.4.5.0/src/subversion-1.4.5/subversion/bindings/java/org/tigris/subversion/wc/
pkg://Alien-SVN-1.4.5.2.tar.gz:6361444/Alien-SVN-1.4.5.1/src/subversion-1.4.5/subversion/bindings/java/org/tigris/subversion/  downloads[DIR]3  Alien-SVN-1.4.5.2.tar.gz/Alien-SVN-1.4.5.1/src/subversion-1.4.5/subversion/bindings/java/org/tigris/subversion/wc/
pkg://Alien-SVN-1.4.5.3.tar.gz:6409388/Alien-SVN-1.4.5.2/src/subversion-1.4.5/subversion/bindings/java/org/tigris/subversion/  downloads[DIR]3  Alien-SVN-1.4.5.3.tar.gz/Alien-SVN-1.4.5.2/src/subversion-1.4.5/subversion/bindings/java/org/tigris/subversion/wc/
pkg://Alien-SVN-1.4.6.0.tar.gz:6379950/Alien-SVN-1.4.5.3/src/subversion-1.4.5/subversion/bindings/java/org/tigris/subversion/  downloads[DIR]3  Alien-SVN-1.4.6.0.tar.gz/Alien-SVN-1.4.5.3/src/subversion-1.4.5/subversion/bindings/java/org/tigris/subversion/wc/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-4-0/src/usr.bin/wc/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-3-1/src/usr.bin/wc/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-3-0/src/usr.bin/wc/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-current/src/usr.bin/wc/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.freebsd.org/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.dc.aleron.net/pub/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.cse.buffalo.edu/mirror/BSD/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp13.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp13.freebsd.org/cvsup/ncvs/src/usr.bin/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zz/2zzo/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zz/2zzt/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zt/2ztv/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zu/2zua/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zv/2zvi/wc/
[DIR]  ftp://ftp.cs.pitt.edu/incoming/wc/
[DIR]  ftp://ftp2.tw.freebsd.org/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.euro.net/pub/mirrors/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://alge.anart.no/pub/BSD/net2/usr.bin/wc/
[DIR]  ftp://ftp.cs.cuhk.hk/mirror/mozilla/firefox/releases/2.0.0.18/update/mac/fy-NL/wc/
[DIR]  ftp://ftp.int.ru/.1/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zo/2zoa/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zo/1zop/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zo/1zoq/wc/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/zo/1zor/wc/
[DIR]  ftp://ftp.kr.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://ftp.demon.nl/disk2/freebsd/development/FreeBSD-CVS/src/usr.bin/wc/
[DIR]  ftp://147.52.159.12/mirrors/OpenBSD/cvs/src/usr.bin/wc/
[DIR]  ftp://ftp.vnet.net/pub/users/football/boxes/1994/post/wc/
[DIR]  ftp://ftp.vnet.net/pub/users/football/boxes/1995/post/wc/
[DIR]  ftp://ftp.vnet.net/pub/users/football/boxes/1996/post/wc/
[DIR]  ftp://ftp.vnet.net/pub/users/football/boxes/1997/post/wc/
[DIR]  ftp://ftp.vnet.net/pub/users/football/boxes/1998/post/wc/