76%] [ 76%] Building CXX object src/CMakeFiles/wt.dir/Wt_js.o Building CXX object src/CMakeFiles/wt.dir/Wt_xml.o [ 76%] [ 76%] Building CXX object src/CMakeFiles/wt.dir/Auth_xml.o Building CXX object src/CMakeFiles/wt.dir/JQuery_js.o [ 78%] Building CXX object src/CMakeFiles/wt.dir/web/SocketNotifier.o [ 78%] Building C object src/CMakeFiles/wt.dir/Wt/Auth/bcrypt/crypt_blowfish.o [ 78%] Building C object src/CMakeFiles/wt.dir/Wt/Auth/bcrypt/crypt_gensalt.o [ 78%] Building C object src/CMakeFiles/wt.dir/Wt/Auth/bcrypt/wrapper.o Linking CXX shared library libwt.dylib Undefined symbols for architecture x86_64: "boost::filesystem3::detail::file_size(boost::filesystem3::path const&, boost::system::error_code*)", referenced from: Wt::FileUtils::size(std::basic_string, std::allocator > const&)in FileUtils.o "boost::filesystem3::detail::dir_itr_close(void*&, void*&)", referenced from: boost::detail::sp_counted_impl_p::dispose() in FileUtils.o boost::detail::shared_count::shared_count(boost::filesystem3::detail::dir_itr_imp*)in FileUtils.o "boost::filesystem3::detail::status(boost::filesystem3::path const&, boost::system::error_code*)", referenced from: Wt::FileUtils::isDirectory(std::basic_string, std::allocator > const&)in FileUtils.o Wt::FileUtils::exists(std::basic_string, std::allocator > const&)in FileUtils.o Wt::FileUtils::listFiles(std::basic_string, std::allocator > const&, std::vector, std::allocator >, std::allocator, std::allocator > > >&)in FileUtils.o "boost::filesystem3::detail::directory_iterator_construct(boost::filesystem3::directory_iterator&, boost::filesystem3::path const&, boost::system::error_code*)", referenced from: boost::filesystem3::directory_iterator::directory_iterator(boost::filesystem3::path const&)in FileUtils.o "boost::filesystem3::path::filename() const", referenced from: Wt::FileUtils::listFiles(std::basic_string, std::allocator > const&, std::vector, std::allocator >, std::allocator, std::allocator > > >&)in FileUtils.o "boost::filesystem3::detail::directory_iterator_increment(boost::filesystem3::directory_iterator&, boost::system::error_code*)", referenced from: Wt::FileUtils::listFiles(std::basic_string, std::allocator > const&, std::vector, std::allocator >, std::allocator, std::allocator > > >&)in FileUtils.o "boost::filesystem3::detail::last_write_time(boost::filesystem3::path const&, boost::system::error_code*)", referenced from: Wt::FileUtils::lastWriteTime(std::basic_string, std::allocator > const&)in FileUtils.o ld: symbol(s) not found for architecture x86_64 collect2: ld returned 1 exit status make[2]: *** [src/libwt.3.2.1.dylib] Error 1 make[1]: *** [src/CMakeFiles/wt.dir/all] Error 2 make: *** [all] Error 2 31-33-164:build krowe$ gcc --version i686-apple-darwin11-llvm-gcc-4.2 (GCC) 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2336.1.00) Copyright (C) 2007 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 31-33-164:build krowe$ cmake --version cmake version 2.8.7 31-33-164:build krowe$ port installed | grep boost boost @1.49.0_0 (active) 31-33-164:build krowe$