数据结构课程设计问题－－十万火急请帮忙！！！

[zhangnan000128]

在进行程序编译时出现的问题错误代码如下：d:\c++\include\direct.h(35) : error C2598: linkage specification must be at global scope
d:\c++\include\io.h(37) : error C2598: linkage specification must be at global scope
C:\Documents and Settings\zhangnan\桌面\新建文件夹\search_directory\search\searchDlg.cpp(185) : error C2065: 'Search_Directory' : undeclared identifier
C:\Documents and Settings\zhangnan\桌面\新建文件夹\search_directory\search\searchDlg.cpp(187) : error C2672: 'OnButtonSearch' : new/delete member functions do not have 'this' pointers
C:\Documents and Settings\zhangnan\桌面\新建文件夹\search_directory\search\searchDlg.cpp(187) : fatal error C1903: unable to recover from previous error(s); stopping compilation
Error executing cl.exe.

search.exe - 5 error(s), 0 warning(s)

本人是个编程新手，请各位老鸟帮忙．谢谢！！！

[CUG122032]

缺头文件.

网上下的源码吧?