added check for version.h
added check for version.h

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