Hello, I've compiled boost-1.33.1 on Debian/unstable with gcc-3.4.6 and get strange linker errors: `.L408' referenced in section `.rodata' of .libs/sys_error.o: defined in discarded section `.gnu.linkonce.t._ZN5boost9re_detail21basic_regex_formatterINS0_19string _out_iteratorISsEENS_13match_resultsIN9__gnu_cxx17__normal_iteratorIPKcS sEESaINS_9sub_matchIS9_EEEEENS_20regex_traits_wrapperINS_12regex_traitsI cNS_16cpp_regex_traitsIcEEEEEEE10format_allEv' of .libs/sys_error.o sys_error.cpp contains: boost::regex e_m("%m"); boost::regex e_e("%e"); std::string f( format); f = boost::regex_replace( f, e_m, msg, boost::match_default | boost::format_sed); return boost::regex_replace( f, e_e, ::strerror( errno), boost::match_default | boost::format_sed); Could you please tell me howto fix this. Regards, Oliver