switch (xtm_signal)
{
    case XTM_SIGNAL_TERMINATE:
        sig = SIGTERM;
        break;
    case XTM_SIGNAL_STOP:
        sig = SIGSTOP;
        break;
    case XTM_SIGNAL_CONTINUE:
        sig = SIGCONT;
        break;
    case XTM_SIGNAL_KILL:
        sig = SIGKILL;
        break;
    default:
        return TRUE;
}