svnadmin create Bus Error : svn 1.6.0

hello,
i have this error message :
svnadmin create repository_name
Bus Error

But if I make :
svnadmin create --pre-1.6-compatible repository_name
it's ok.
But
$ more repository_name/db/format
3
layout sharded 1000
i have 3 et not 4

$ svnadmin --version
svnadmin, version 1.6.0 (r36650)compiled Mar 31 2009, 12:27:51
Copyright (C) 2000-2009 CollabNet.
Subversion is open source software, see http://subversion.tigris.org/
This product includes software developed by CollabNet (http://www.Collab.Net/).<http://www.Collab.Net/%29.>
The following repository back-end (FS) modules are available:
* fs_fs : Module for working with a plain file (FSFS) repository.
we compiled subversion sources using sources from :
http://subversion.ti%e2%80%8bgris.org/servlets/Pr%e2%80%8b ojectDocumentList?fo​lderID=260​&expandFolder=260&folderID=74<http://subversion.tigris.org/servlets/ProjectDocumentList?folderID=260&expandFolder=260&folderID=74>
Environment of compilation :
1)$ uname -a
SunOS su525ads 5.10 Generic_120011-14 sun4u sparc SUNW,Sun-Fire-V490
2) we used configuration below :
$ echo $CC
gcc -I/usr/sfw/include -L/usr/sfw/lib

$./configure --prefix=/logiciel/subversion/svn-1.6.0 --with-apxs=/logiciel/apache-2.2.11/bin/apxs

Tanks for you help

--
Cdt
Abdelilah.markoum
ATOS-DQ-SOAC
+33176848369
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