atlas wont compile

[macports@…]

Atlas wont compile... i use the rsync area. Snow leopard, iMac x64.

Please if you need more log files or any file tell me.

End of build log file follows.

:info:build ATLAS install complete.  Examine 
:info:build ATLAS/bin/<arch>/INSTALL_LOG/SUMMARY.LOG for details.
:info:build /usr/bin/make clean
:info:build rm -rf *.dSYM
:info:build rm -rf *.o x* config?.out *core*
:debug:build Executing proc-post-org.macports.build-build-0
:info:build Undefined symbols:
:info:build   "_ATL_DecAtomicCount", referenced from:
:info:build       _ATL_dyntlaunch in libatlas.a(ATL_dyntlaunch.o)
:info:build       _ATL_dyntlaunch in libatlas.a(ATL_dyntlaunch.o)
:info:build ld: symbol(s) not found
:info:build shell command "cd /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_math_atlas/work/atlas-3.9.37/build/lib &&  ( test ! -e libatlas.a ||  /usr/bin/ld -arch x86_64 -dynamic -dylib -single_module -dead_strip  -x -all_load -L. -L/opt/local/lib/gcc44/x86_64  -L/opt/local/lib/gcc44 -ldylib1.o  -dylib_install_name /opt/local/lib/libatlas.dylib  libatlas.a -o libatlas.dylib  -lSystem  )" returned error 1
:error:build Target org.macports.build returned: shell command failed
:debug:build Backtrace: shell command failed
    while executing
"$post $targetname"