#include <pthread.h>
#include <stdio.h>
#include <unistd.h>

static void *
thread1(void * _tn)
{
    int i;
    for (i = 0; i < 5; i++) {
        printf("%d\n", i);
        sleep(1);
    }
    return NULL;
}

int
main()
{
    int i, N = 2;
    pthread_t t[N];
    pthread_create(t + 0, NULL, thread1, NULL);
    pthread_create(t + 1, NULL, thread1, NULL);

/*
    for (i = 0; i < N; i++)
        pthread_join(t[i], NULL);
*/

    printf("returning from main\n");
    pthread_detach(pthread_self());
    return 0;
}