efl/src/lib/ecore/efl_io_stderr.eo

class Efl.Io.Stderr (Efl.Loop.Fd, Efl.Io.Writer.Fd) {
    [[Application's standard error (stderr).

      @since 1.19
    ]]

    data: null;

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