Hello everybody, I don't how to send patches to you. This is a very small one, which allows to compile boost libraries with gnu c++ library using the Profile or Parallel mode. Maybe it's useful for you: *************** *** 13,19 **** #include <boost/config.hpp> #include <boost/detail/workaround.hpp> ! #if ((defined(__GLIBCPP__) || defined(__GLIBCXX__)) && ( defined(_GLIBCXX_DEBUG) || defined(_GLIBCXX_PROFILE) || defined(_GLIBCXX_PARALLEL))) \ || BOOST_WORKAROUND(__BORLANDC__, > 0x551) \ || BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x842)) \ || (defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)) --- 13,19 ---- #include <boost/config.hpp> #include <boost/detail/workaround.hpp> ! #if ((defined(__GLIBCPP__) || defined(__GLIBCXX__)) && defined(_GLIBCXX_DEBUG)) \ || BOOST_WORKAROUND(__BORLANDC__, > 0x551) \ || BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x842)) \ || (defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)) Regards Florian