On Thu, 3 Nov 2011 01:55:07 PM 杨辉强 wrote: > Hi, all, > The head files Objec.h and the Dict.h include each other. So in my > program, if Dict.h is included first, then the compiler will complain > lots of errors. Can the structure of the programs be adjusted? Those are internal headers - I don't think you are meant be using them at all. Brad