#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
char retval;

void *thread_code(void *arg)
{
    int i;
    char c= *(char *)arg;

    for(i=0; i<1000; i++)
      printf("%c",*((char *)arg));

    printf("\n");
    retval = c-('A'+1);
    return (void *) (&retval);
}

int main(int argc, char *argv[])
{
   pthread_t th1, th2;
   void *ret1, *ret2;

   pthread_create( &th1, NULL, thread_code, (void*) 'A');
   pthread_create( &th2, NULL, thread_code, (void*) 'B');

   printf("Threads created.\n");

   pthread_join(th1, &ret1);
   pthread_join(th2, &ret2);

   printf("Thread 1 ends returning: %d.\n", (void *)&ret1);
   printf("Thread 2 ends returning: %d.\n", (void *)&ret2);
   exit(0);

   return 0;
}