Parse command-line options NAME getopt, getopt_long, getopt_long_only, optarg, optind, opterr, optopt - Parse command-line options LIBRARY Standard C library ( libc , -lc ) SY...Parse command-line options NAME getopt, getopt_long, getopt_long_only, optarg, optind, opterr, optopt - Parse command-line options LIBRARY Standard C library ( libc , -lc ) SY...Parse command-line options NAME getopt, getopt_long, getopt_long_only, optarg, optind, opterr, optopt - Parse command-line options LIBRARY Standard C library ( libc , -lc ) SY...Parse command-line options NAME getopt, getopt_long, getopt_long_only, optarg, optind, opterr, optopt - Parse command-line options LIBRARY Standard C library ( libc , -lc ) SY...Parse command-line options NAME getopt, getopt_long, getopt_long_only, optarg, optind, opterr, optopt - Parse command-line options LIBRARY Standard C library ( libc , -lc ) SY...Parse command-line options NAME getopt, getopt_long, getopt_long_only, optarg, optind, opterr, optopt - Parse command-line options LIBRARY Standard C library ( libc , -lc ) SY...Parse command-line options NAME getopt, getopt_long, getopt_long_only, optarg, optind, opterr, optopt - Parse command-line options LIBRARY Standard C library ( libc , -lc ) SY......itch (opt) { case 'c': circular = 1; break; default: errfnd = 1; break; } } if (errfnd || optind >= argc) { fprintf(stderr, "Usage: %s [-c] string...\n", argv[0]); exit(EXIT_FAI…...itch (opt) { case 'c': circular = 1; break; default: errfnd = 1; break; } } if (errfnd || optind >= argc) { fprintf(stderr, "Usage: %s [-c] string...\n", argv[0]); exit(EXIT_FAI…...REAT; break; case 'x': flags |= IPC_EXCL; break; default: usage(argv[0]); } } if (argc != optind + 3) usage(argv[0]); key = ftok(argv[optind], argv[optind + 1][0]); if (key == -…..._NEWUTS; break; case 'U': flags |= CLONE_NEWUSER; break; default: usage(argv[0]); } } if (optind >= argc) usage(argv[0]); if (unshare(flags) == -1) err(EXIT_FAILURE, "unshare");…...section: $ apropos -s 9 . Search for manuals in the library section mentioning both the "optind" and the "optarg" variables: $ apropos -s 3 Va=optind -a Va=optarg Do exactly the…...section: $ apropos -s 9 . Search for manuals in the library section mentioning both the "optind" and the "optarg" variables: $ apropos -s 3 Va=optind -a Va=optarg Do exactly the…...age: %s [-s stack-size] arg...\n", argv[0]); exit(EXIT_FAILURE); } } num_threads = argc - optind; /* Initialize thread creation attributes. */ s = pthread_attr_init(&attr); if (…change properties of a mount or mount tree NAME mount_setattr - change properties of a mount or mount tree LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <linux/fcntl.…...stack_size == -1) usage(argv[0], "Specifying -a without -s makes no sense\n"); if (argc > optind) usage(argv[0], "Extraneous command-line arguments\n"); if (stack_size != -1 || …...child is made the same as the parent's environment. */ s = posix_spawnp(&child_pid, argv[optind], file_actionsp, attrp, &argv[optind], environ); if (s != 0) errExitEN(s, "posix_…...child is made the same as the parent's environment. */ s = posix_spawnp(&child_pid, argv[optind], file_actionsp, attrp, &argv[optind], environ); if (s != 0) errExitEN(s, "posix_…command interpreter (shell) NAME dash — command interpreter (shell) SYNOPSIS dash [ -aCefnuvxIimqVEbp ] [ +aCefnuvxIimqVEbp ] [ -o option_name ] [ +o option_name ] [ command_file […command interpreter (shell) NAME dash — command interpreter (shell) SYNOPSIS dash [ -aCefnuvxIimqVEbp ] [ +aCefnuvxIimqVEbp ] [ -o option_name ] [ +o option_name ] [ command_file […