include<stdio.h> include<stdlib.h> include<pthread.h> include<unistd.h> voidcalculate(voidarg){ intvalue=(int)arg; longvalue_2=2(long)value; printf("Thethread_idis%lu,createdby%d\n",pthread_self(),getpid()); sleep(1); return(void)value_2; } intmain() { pthread_tpthread_buf...