interface available for an object accessible through the OpenEntry
interface. It is usually obtained by consulting the lpulObjType parameter
returned by the appropriate OpenEntry method. When the interface is
obtained in other ways, call IMAPIProp::GetProps to obtain the value for
this property.
This property can have exactly one of the following values:
MAPI_ABCONT - Address book container object
MAPI_ADDRBOOK - Address book object
MAPI_ATTACH - Message attachment object
MAPI_DISTLIST - Distribution list object
MAPI_FOLDER - Folder object
MAPI_FORMINFO - Form object
MAPI_MAILUSER - Messaging user object
MAPI_MESSAGE - Message object
MAPI_PROFSECT - Profile section object
MAPI_SESSION - Session object
MAPI_STATUS - Status object
MAPI_STORE - Message store object