Twin directories of ufs:

[DIR]  ftp://ftp.uni-leipzig.de/pub/linux/pub/comp/os/linux/sunsite/ALPHA/ufs/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.eutelia.it/pub/Sunsite_Mirror/kernel.org/pub/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.eutelia.it/pub/Sunsite_Mirror/ALPHA/ufs/
[DIR]  ftp://ftp.uni-frankfurt.de/pub/Mirrors2/ftp.kernel.org/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://debian.lcs.mit.edu/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/scm/linux/kernel/git/teigland/origin-dlm.git/fs/ufs/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/scm/linux/kernel/git/jejb/merge-tree/fs/ufs/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/scm/linux/kernel/git/glommer/kvmclock.git/fs/ufs/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/scm/linux/kernel/bkcvs/linux-2.5/fs/ufs/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/scm/linux/kernel/bkcvs/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/scm/linux/kernel/git/rdunlap/linux-docs/fs/ufs/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/scm/linux/kernel/git/sameo/irda-2.6.git/fs/ufs/
[DIR]  ftp://ftp.cprm.net/.disk2/kernel/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.datacomm.ch/pub/mirror/ftp.kernel.org/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.kreonet.re.kr/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.cs.helsinki.fi/pub/Software/Linux/Kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://129.21.60.34/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/gnu/tmp/linux-libre-fsf2_2.6.28/linux-2.6.28/debian/linux-image-2.6.28-libre-fsf2/lib/modules/2.6.28-libre-fsf2/ke/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/gnu/tmp/linux-libre-fsf2_2.6.28/linux-2.6.28/debian/linux-headers-2.6.28-libre-fsf2/usr/src/linux-headers-2.6.28-l/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/gnu/tmp/linux-libre-fsf2_2.6.28/linux-2.6.28/fs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/gnu/tmp/linux-libre-fsf2_2.6.28/linux-2.6.28/include/config/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/sys/ufs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/sys/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/tools/regression/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/sys/modules/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/sys/lkm/vfs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/sys/ufs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/sys/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/tools/compat/ufs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/tools/compat/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/sys/lkm/vfs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/sys/ufs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/sys/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/tools/compat/ufs/ufs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/tools/compat/ufs/
[DIR]  ftp://ftp.port80.se/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.cc.keio.ac.jp/kernel.org/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://130.251.19.2/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/kernel.org/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/sys/modules/ufs/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/sys/ufs/ufs/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/sys/ufs/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/tools/regression/ufs/
[DIR]  ftp://ftp.mgts.by/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://155.98.64.81/pub/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://24.215.0.24/kernel/linux/kernel/people/marcelo/linux-2.4/fs/ufs/
[DIR]  ftp://ftp.mao.kiev.ua/pub/software/Linux/ALPHA/ufs/
[DIR]  ftp://ftp.dntis.ro/pub/.1/ftp.kernel.org/linux/kernel/people/marcelo/linux-2.4/fs/ufs/