解决方法：
project->settings->C++>category->code generation->Use runtime library选Debug MultiThreaded
error LNK2001: unresolved external symbol __beginthreadex,布布扣,bubuko.com
error LNK2001: unresolved external symbol __beginthreadex
原文：http://www.cnblogs.com/xiaoxiaocaicai/p/3595376.html