Drive.dll is a dll that creates a drive to system directoryor drive similar to existing drives such as C:\. It contains seven classes:
class CContextMenu : public IContextMenu, IShellExtInit
class CDropTarget : public IDropTarget
class CEnumIDList : public IEnumIDList
class CPidlMgr
class CQDriveClassFactory : public IClassFactory
class CShellFolder : public IShellFolder, public IPersistFolder
class CShellView : public IShellView