vc++的mfc电子邮件发送与接收，socket编程完整代码。-vc++ for mfc send and receive e-mail, socket programming complete code.

POP3上电子邮件的检查，利用windows socket技术，操作平台VC++6.0 非常实用，希望大家喜欢-POP3 e-mail check on the use of windows socket technology, operating platform VC++6.0 is very useful, I hope everyone likes