Twin directories of man4:

[DIR]  ftp://ftp.eutelia.it/pub/Sunsite_Mirror/docs/LuCaS/Paginas-manual/man-pages-es-1.28/man4/
[DIR]  ftp://ftp.eutelia.it/pub/Sunsite_Mirror/docs/LuCaS/Paginas-manual/man-pages-es-extra-0.8a/man4/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/Linux/Docs/LuCaS/Paginas-manual/man-pages-es-1.28/man4/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/Linux/Docs/LuCaS/Paginas-manual/man-pages-es-extra-0.8a/man4/
[DIR]  ftp://ftp.internat.freebsd.org/pub/FreeBSD/ports/local-distfiles/flz/ipw/ipw-freebsd-1.6.4/src/share/man/man4/
[DIR]  ftp://ftp.internat.freebsd.org/pub/FreeBSD/ports/local-distfiles/flz/ipw/iwi-freebsd-1.3.4/src/share/man/man4/
[DIR]  ftp://ftp.kreonet.re.kr/gnu/ibiblio/www/savannah-checkouts/non-gnu/gir/people/daa/debian/manpages-ru/manpages-ru-0.98/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/ports/local-distfiles/flz/ipw/ipw-freebsd-1.6.4/src/share/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/ports/local-distfiles/flz/ipw/iwi-freebsd-1.3.4/src/share/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/share/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/misc/grant/pkgstat/20040711.1811/leftovers-sun4u/usr/pkg/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/misc/grant/pkgstat/20040716.0710/leftovers-sun4u/usr/pkg/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/misc/kiyohara/orion_nas/orion_nas-20080624-extracted/share/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/usr.sbin/pf/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/misc/grant/pkgstat/20040131/leftovers-sun4u/usr/pkg/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/share/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/dist/pf/share/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/usr.sbin/pf/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/share/man/man4/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/dist/pf/share/man/man4/
[DIR]  ftp://ftp.uni-koeln.de/mirrors/redhat.com/redhat/linux/2.0/en/os/i386/trees/fsstnd/usr/local/man/man4/
[DIR]  ftp://ftp.uni-koeln.de/mirrors/redhat.com/redhat/linux/2.0/en/os/i386/trees/fsstnd/usr/man/man4/
[DIR]  ftp://ftp.swin.edu.au/freebsd/ports/local-distfiles/flz/ipw/ipw-freebsd-1.6.4/src/share/man/man4/
[DIR]  ftp://ftp.swin.edu.au/freebsd/ports/local-distfiles/flz/ipw/iwi-freebsd-1.3.4/src/share/man/man4/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/share/man/man4/
[DIR]  ftp://ftp.pf.jcu.cz/mnt/fis/fis-usr/local/man/man4/
[DIR]  ftp://ftp.pf.jcu.cz/mnt/fis/fis-usr/man/man4/
[DIR]  ftp://debella.aszi.sztaki.hu/pub/mirrors/ftp.fsmlabs.com/pub/rtlinux/v2/rtlinux-2.0/rtl/html/man/man4/
[DIR]  ftp://debella.aszi.sztaki.hu/pub/mirrors/ftp.fsmlabs.com/pub/rtlinux/v2/rtlinux-2.0/rtl/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-4-0/src/usr.sbin/pf/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-4-0/src/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-4-0/src/dist/pf/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/usr.sbin/pf/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/dist/pf/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-0/src/usr.sbin/pf/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-0/src/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-0/src/dist/pf/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-current/src/usr.sbin/pf/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-current/src/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-current/src/dist/pf/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/ports/local-distfiles/flz/ipw/ipw-freebsd-1.6.4/src/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/ports/local-distfiles/flz/ipw/iwi-freebsd-1.3.4/src/share/man/man4/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/share/man/man4/
[DIR]  ftp://ftp.cz.netbsd.org/pub/NetBSD/misc/kiyohara/orion_nas/orion_nas-20080624-extracted/share/man/man4/
[DIR]  ftp://ftp.penguin.cz/pub/users/snek/cestina-slink/usr/man/cs/man4/
[DIR]  ftp://ftp.ps.pl/dsk0/ftp.openbsd.org/src/share/man/man4/
[DIR]  ftp://ftp.ps.pl/dsk0/ftp.freebsd.org/FreeBSD/ports/local-distfiles/flz/ipw/ipw-freebsd-1.6.4/src/share/man/man4/
[DIR]  ftp://ftp.ps.pl/dsk0/ftp.freebsd.org/FreeBSD/ports/local-distfiles/flz/ipw/iwi-freebsd-1.3.4/src/share/man/man4/
[DIR]3  9libs-1.0.1.tbz/man/man4/