add -I/usr/local/include to your compile command won't solve the problem,it seems thar "bjam install" not fully overwrite the old version files included in  /usr/local/include/boost dir.

At 2010-10-10，"Vladimir Prus" <vladimir@codesourcery.com> wrote:

>hongleij wrote:
>
>> i have install 1.43 version in my system,after use “./bjam install” to intall  boost1.44,i met the
>> following error.
>> 
>> 
>> 
>> [root@localhost gridcast]# g++ -o datetime datetime_tcp_async_server.cpp -lpthread -lboost_system
>> [-L/usr/local/lib
>> 
>> datetime_tcp_async_server.cpp:142:2: 警告：文件未以空白行结束
>> 
>> /tmp/ccjG0R2d.o: In function `__static_initialization_and_destruction_0(int, int)':
>> 
>> datetime_tcp_async_server.cpp:(.text+0x16c): undefined reference to
>> `boost::system::get_system_category()'
>
>....
>
>> the name changed from `boost::system::get_generic_category()' to
>> `boost::system::generic_category()',so it  seems if i already have an old version of boost,i need
>> remove it clearly to reinstall the new one by myself.
>
>You might want to add -I/usr/local/include to your compile command, perphaps?
>
>- Volodya
>
>
>
>
>_______________________________________________
>Boost-users mailing list
>Boost-users@lists.boost.org
>http://lists.boost.org/mailman/listinfo.cgi/boost-users