efl/src/lib/ecore/efl_io_stderr.eo

class @beta Efl.Io.Stderr extends Efl.Loop_Fd implements Efl.Io.Writer_Fd {
    [[Application's standard error (stderr).
    ]]

    data: null;

    implements {
        Efl.Object.finalize;
        Efl.Loop_Fd.fd { set; }
        Efl.Io.Writer.write;
        Efl.Io.Writer.can_write { set; }
    }
}