convert a string to an unsigned long integer NAME strtoul, strtoull, strtouq - convert a string to an unsigned long integer LIBRARY Standard C library ( libc...convert a string to an unsigned long integer NAME strtoul, strtoull, strtouq - convert a string to an unsigned long integer LIBRARY Standard C library ( libc...convert a string to an unsigned long integer NAME strtoul, strtoull, strtouq - convert a string to an unsigned long integer LIBRARY Standard C library ( libc......if (argc != 2) { fprintf(stderr, "Usage: %s <num>\n", argv[0]); exit(EXIT_FAILURE); } x = strtoull(argv[1], NULL, 0); printf("%#" PRIx64 " ==> %#" PRIx64 "\n", x, bswap_64(x)); …...if (argc != 2) { fprintf(stderr, "Usage: %s <num>\n", argv[0]); exit(EXIT_FAILURE); } x = strtoull(argv[1], NULL, 0); printf("%#" PRIx64 " ==> %#" PRIx64 "\n", x, bswap_64(x)); …...if (argc != 2) { fprintf(stderr, "Usage: %s <num>\n", argv[0]); exit(EXIT_FAILURE); } x = strtoull(argv[1], NULL, 0); printf("%#" PRIx64 " ==> %#" PRIx64 "\n", x, bswap_64(x)); …...if (argc != 2) { fprintf(stderr, "Usage: %s <num>\n", argv[0]); exit(EXIT_FAILURE); } x = strtoull(argv[1], NULL, 0); printf("%#" PRIx64 " ==> %#" PRIx64 "\n", x, bswap_64(x)); …...0: for (size_t j = 1; j < argc; j++) { printf("Child writing %s to efd\n", argv[j]); u = strtoull(argv[j], NULL, 0); /* strtoull() allows various bases */ s = write(efd, &u, siz…...0: for (size_t j = 1; j < argc; j++) { printf("Child writing %s to efd\n", argv[j]); u = strtoull(argv[j], NULL, 0); /* strtoull() allows various bases */ s = write(efd, &u, siz…...0: for (size_t j = 1; j < argc; j++) { printf("Child writing %s to efd\n", argv[j]); u = strtoull(argv[j], NULL, 0); /* strtoull() allows various bases */ s = write(efd, &u, siz…...0: for (size_t j = 1; j < argc; j++) { printf("Child writing %s to efd\n", argv[j]); u = strtoull(argv[j], NULL, 0); /* strtoull() allows various bases */ s = write(efd, &u, siz…create a file descriptor for handling page faults in user space NAME userfaultfd - create a file descriptor for handling page faults in user space LIBRARY Standard C library ( libc…