hd -V (return code: 1)
hd: invalid option -- '-'
usage: hexdump [-bcCdovx] [-e fmt] [-f fmt_file] [-n length]
[-s skip] [file ...]
hd [-bcdovx] [-e fmt] [-f fmt_file] [-n length]
[-s skip] [file ...]
hd --help (return code: 1)
hd: invalid option -- '-'
usage: hexdump [-bcCdovx] [-e fmt] [-f fmt_file] [-n length]
[-s skip] [file ...]
hd [-bcdovx] [-e fmt] [-f fmt_file] [-n length]
[-s skip] [file ...]