type PLSA_AP_LOGON_USER = Option<unsafe extern "system" fn(ClientRequest: PLSA_CLIENT_REQUEST, LogonType: SECURITY_LOGON_TYPE, AuthenticationInformation: PVOID, ClientAuthentication: PVOID, AuthenticationInformationLength: ULONG, ProfileBuffer: *mut PVOID, ProfileBufferLength: PULONG, LogonId: PLUID, SubStatus: PNTSTATUS, TokenInformationType: PLSA_TOKEN_INFORMATION_TYPE, TokenInformation: *mut PVOID, AccountName: *mut PLSA_UNICODE_STRING, AuthenticatingAutority: *mut PLSA_UNICODE_STRING) -> NTSTATUS>;