Special user type for extension authentication.
| Member | Value | Description |
|---|---|---|
| MFExtensionAuthenticationSpecialUserTypeCommon | 1 | Common. |
| MFExtensionAuthenticationSpecialUserTypeIndexer | 2 | Indexer. |
| MFExtensionAuthenticationSpecialUserTypeNone | 0 | No special type. |
| MFExtensionAuthenticationSpecialUserTypePermissions | 3 | Permissions. |