internal static StatStruct StatUnsupported()
{
// int (*url_stat)(php_stream_wrapper *wrapper, char *url, int flags, php_stream_statbuf *ssb, php_stream_context *context TSRMLS_DC);
PhpException.Throw(PhpError.Warning, ErrResources.wrapper_op_unsupported, "Stat");
return StatStruct.Invalid;
}