一个实现POP3邮局协议的例程，使用VC编写，在VC6下编译运行通过。-achieve an agreement POP3 post office routines, the use of VC prepared under the VC6 running through the compiler.

pop3处理程序,VC编写,这只是一个简单的demo程序,具有参考价值-pop3 process, the preparation of VC, it is just a simple demo programs that have reference value