Pthreads

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


int count = 100;
pthread_mutex_t mutex;

void* adder( void *counter){
  int tid, cnt;
  /* tid = (int)threadid; */
  cnt = (int)counter;
  pthread_mutex_lock(&mutex);
  *cnt += 1;
  pthread_mutex_unlock(&mutex);
  printf ("Hellowordule %i\n", tid);
  pthread_exit(NULL);
}

int main(int argc, char *argv[])
{
  pthread_t threads[6];

  int rc;
  long t;
  for (t = 0; t < 6; t++)
    {
      rc = pthread_create(&threads[t], NULL, adder, (void*)(&count));
    }
  printf ("%i\n", count);
  pthread_exit(NULL);

  return 0;
}