public unsafe static extern HResult StgCreateStorageEx( string pwcsName, StorageMode grfMode, StorageFormat stgfmt, FileFlags grfAttrs, STGOPTIONS *pStgOptions, SECURITY_DESCRIPTOR **pSecurityDescriptor, ref Guid riid, [MarshalAs(UnmanagedType.IUnknown)] out object ppObjectOpen);
public unsafe static extern WindowsError GetSecurityInfo( SafeHandle handle, SecurityObjectType ObjectType, SecurityInformation SecurityInfo, SID **ppsidOwner = null, SID **ppsidGroup = null, ACL **ppDacl = null, ACL **ppSacl = null, SECURITY_DESCRIPTOR **ppSecurityDescriptor = null );