fix the compilation problem
fix the compilation problem

liviusATnetskope/second,liviusATnetskope/second,sshling/tcpcopy,u20024804/tcpcopy,horryq/tcpcopy,daodaoliang/tcpcopy,u20024804/tcpcopy,daodaoliang/tcpcopy,sshling/tcpcopy,left2right/tcpcopy,wfxiang08/tcpcopy,ycaihua/tcpcopy,eliteYang/tcpcopy,eliteYang/tcpcopy,ycaihua/tcpcopy,left2right/tcpcopy,caosiyang/tcpcopy,wfxiang08/tcpcopy,horryq/tcpcopy,caosiyang/tcpcopy