关于C++编译的错误--error LNK2001: unresolved external symbol _IID_IADs
getADInf.obj : error LNK2001: unresolved external symbol _IID_IADs
getADInf.obj : error LNK2001: unresolved external symbol _ADsGetObject@12
getADInf.obj : error LNK2001: unresolved external symbol _IID_IADsUser
Debug/getADInf.dll : fatal error LNK1120: 3 unresolved externals
编译出现这种情况,请问是什么问题呢 ??
请求解答.