VC多线程编程资料，提供pthread必须的头文件及实现文件-VC multithreaded programming information, providing pthread necessary header files and implementation files

基于WINDOWS 完成端口实现多线程SCOKET 并发发送接收数据，系统事先分配内存队列池-WINDOWS-based multi-threaded SOCKET completion ports concurrently transmit and receive data, the system pre-allocated memory pool queue