argv[]) { int sockPair[2]; struct sigaction sa; setbuf(stdout, NULL); if (argc < 2) { fprintf(stderrargv[]) { pid_t childPid; unsigned int nloops; setbuf(stdout, NULL); nloops = (argc > 1) ? atoi(argvNULL) exit(EXIT_FAILURE); setbuf(fp, NULL); t = time(NULL); fprintf(fp, "Time