boost連接錯誤

參考連接：http://blog.csdn.net/yuxiaohen/article/details/9709013

main.cpp:(.text+0x49): undefined reference to `boost::system::generic_category()'
main.cpp:(.text+0x53): undefined reference to `boost::system::generic_category()'
main.cpp:(.text+0x5d): undefined reference to `boost::system::system_category()'

解決方法：

    -lboost

    -lboost_system 

    -lboost_filesystem