Twin directories of man2:

[DIR]  ftp://ftp.eutelia.it/pub/Sunsite_Mirror/docs/LuCaS/Paginas-manual/man-pages-es-1.28/man2/
[DIR]  ftp://ftp.eutelia.it/pub/Sunsite_Mirror/docs/LuCaS/Paginas-manual/man-pages-es-extra-0.8a/man2/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/Linux/Docs/LuCaS/Paginas-manual/man-pages-es-1.28/man2/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/Linux/Docs/LuCaS/Paginas-manual/man-pages-es-extra-0.8a/man2/
[DIR]  ftp://ftp.skynet.be/mirror2/suse.com/people/draht/misc/eal4/packages/certification-sles-eal4_SLES9-SP3-content/usr/lib/eal4/man/man2/
[DIR]  ftp://ftp.kreonet.re.kr/gnu/ibiblio/www/savannah-checkouts/non-gnu/gir/people/daa/debian/manpages-ru/manpages-ru-0.98/man2/
[DIR]  ftp://ftp.cs.toronto.edu/doc/mach/rfc/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/tcl/mirror/ftp.procplace.com/sorted/graphics/Help/TclTk/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/tcl/mirror/ftp.procplace.com/sorted/graphics/TclTk/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/tcl/mirror/ftp.procplace.com/sorted/graphics/xf/Help/TclTk/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/tcl/mirror/ftp.procplace.com/sorted/graphics/xf4.0/xf/Help/TclTk/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/tcl/mirror/ftp.procplace.com/sorted/graphics/xf4.0-pl1/Help/TclTk/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/tcl/mirror/ftp.procplace.com/sorted/graphics/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/tcl/mirror/ftp.procplace.com/sorted/packages-7.6/graphics/xf4.0/xf/Help/TclTk/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/tcl/mirror/ftp.procplace.com/sorted/packages-7.6/graphics/xf4.0-pl1/Help/TclTk/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/share/man/man2/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/share/man/man2/
[DIR]  ftp://ftp.wu-wien.ac.at/pub/src/lang/tcl/tcl/sorted/packages-7.6/graphics/xf4.0-pl1/Help/TclTk/man2/
[DIR]  ftp://ftp.wu-wien.ac.at/pub/src/lang/tcl/tcl/sorted/packages-7.6/graphics/xf4.0/xf/Help/TclTk/man2/
[DIR]  ftp://ftp.uni-koeln.de/mirrors/redhat.com/redhat/linux/2.0/en/os/i386/trees/fsstnd/usr/local/man/man2/
[DIR]  ftp://ftp.uni-koeln.de/mirrors/redhat.com/redhat/linux/2.0/en/os/i386/trees/fsstnd/usr/man/man2/
[DIR]  ftp://ftp.swin.edu.au/slackware/slackware-3.3/source/d/man2/
[DIR]  ftp://ftp.pf.jcu.cz/mnt/fis/fis-usr/local/man/man2/
[DIR]  ftp://ftp.pf.jcu.cz/mnt/fis/fis-usr/man/man2/
[DIR]  ftp://debella.aszi.sztaki.hu/pub/mirrors/ftp.fsmlabs.com/pub/rtlinux/old/v1/v1.3/rtl/semaphores/man/man2/
[DIR]  ftp://debella.aszi.sztaki.hu/pub/mirrors/ftp.fsmlabs.com/pub/rtlinux/v2/older_and_not_recommended/beta12/rtl/semaphores/man/man2/
[DIR]  ftp://debella.aszi.sztaki.hu/pub/mirrors/ftp.fsmlabs.com/pub/rtlinux/v2/older_and_not_recommended/beta15/rtl/semaphores/man/man2/
[DIR]  ftp://debella.aszi.sztaki.hu/pub/mirrors/ftp.fsmlabs.com/pub/rtlinux/v2/rtlinux-2.0/rtl/semaphores/man/man2/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-4-0/src/share/man/man2/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/share/man/man2/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-0/src/share/man/man2/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-current/src/share/man/man2/
[DIR]  ftp://ftp.slackware.at/slackware-3.3/source/d/man2/
[DIR]  ftp://ftp.penguin.cz/pub/users/snek/cestina-slink/usr/man/cs/man2/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-4-0/src/share/man/man2/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-3-1/src/share/man/man2/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-release-3-0/src/share/man/man2/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-current/src/share/man/man2/
[DIR]  ftp://ftp13.freebsd.org/cvsup/ncvs/doc/ja/man/man2/
[DIR]  ftp://ftp13.freebsd.org/cvsup/ncvs/doc/ja_JP.eucJP/man/man2/
[DIR]  ftp://ftp.win.tue.nl/pub/mirror/unix-archive/UnixArchive/PDP-11/Trees/2.11BSD/usr/src/man/man2/
[DIR]  ftp://ftp.win.tue.nl/pub/mirror/unix-archive/UnixArchive/PDP-11/Trees/V6/usr/man/man2/
[DIR]  ftp://ftp.win.tue.nl/pub/mirror/unix-archive/UnixArchive/PDP-11/Trees/V7/usr/man/man2/
[DIR]3  Tk402.004.tar.gz/Tk400.202/doc/man2/
[DIR]3  Tk800-022.tar.gz/Tk402.004/doc/man2/
[DIR]3  TntReader-1.0.2-0.pm.1.src.rpm/man/man2/
[DIR]3  X11R6-contrib-3.2-1.i386.rpm/usr/X11R6/man/ja_JP.EUC/man2/
[DIR]3  X11R6-contrib-3.2-1.i386.rpm/usr/X11R6/man/man2/
[DIR]3  XFree86-libs-4.2.0-72.i386.rpm/usr/X11R6/man/man2/
[DIR]3  XFree86-libs-4.2.0-8.i386.rpm/usr/X11R6/man/man2/