3 cmp \- compare two files
19 A diagnostic results if the contents differ, otherwise
25 Print the byte number (decimal) and the
26 differing bytes (hexadecimal) for each difference.
29 Print nothing for differing files,
30 but set the exit status.
33 Print the line number of the first differing byte.
36 comparison starts at the designated byte position
37 of the corresponding file.
38 Offsets that begin with
43 octal; with anything else, decimal.
49 If a file is inaccessible or missing, the exit status is
51 If the files are the same, the exit status is empty (true).
52 If they are the same except that one is longer than the other, the exit status is
56 reports the position of the first disagreeing byte and the exit status is