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

void thread1(int *arg)
{   printf("Sono il primo thread. Parametro = %d \n", *arg);}

void thread2(int *arg)
{   printf("Sono il secondo thread. Parametro = %d \n", *arg); }

main()
{
   pthread_t th1, th2;
   int i1 = 10, i2=20, n1, n2;

   n1=pthread_create(&th1, NULL, (void *)thread1, (void *)&i1);
   n2=pthread_create(&th2, NULL, (void *)thread2, (void *)&i2);

   printf("create ritornano %d %d\n",n1,n2);
}