static extern int NetGetJoinInformation(

Private Declare Unicode Function NetGetJoinInformation Lib "Netapi32.dll" ( _

// NetGetJoinInformation() Enumeration

        result = NetGetJoinInformation(null, out pDomain, out status);

    Private Declare Unicode Function NetGetJoinInformation Lib "Netapi32.dll" ( _

            status = NetGetJoinInformation(ComputerName, bufPtr, groupInfo.GroupType)