/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */

/*

 *

 *  (C) 2006 by Argonne National Laboratory.

 *      See COPYRIGHT in top-level directory.

 */

#include <stdio.h>

int main()

{

    setvbuf(stdout, NULL, _IOLBF, 0);

    printf("first line\n");

    sleep(1);

    printf("second line\n");

    sleep(1);

    printf("last line\n");

    fflush(stdout);

    return 0;

}