if (chk_barrier("eof", &now, &eof_barrier, &the_timeout, 1) < 0)
return &the_timeout;
if (chk_barrier("data send", &now, &data_send_barrier,
if (chk_barrier("eof", &now, &eof_barrier, &the_timeout, 1) < 0)
return &the_timeout;
if (chk_barrier("data send", &now, &data_send_barrier,