kmk_md5sum --version (return code: 0)
kmk_md5sum - kBuild version 0.1.9998 (r2814)
kmk_md5sum --help (return code: 0)
usage: md5sum [-bt] [-o list-file] file(s)
or: md5sum [-btwq] -c list-file(s)
or: md5sum [-btq] -C MD5 file
-c, --check Check MD5 and files found in the specified list file(s).
The default is to compute MD5 sums of the specified files
and print them to stdout in list form.
-C, --check-file This is followed by an MD5 sum and the file to check.
-b, --binary Read files in binary mode. (default)
-t, --text Read files in text mode.
-p, --progress Show progress indicator on large files.
-o, --output Name of the output list file. Useful with -p.
-q, --status Be quiet.
-w, --warn Ignored. Always warn, unless quiet.
-h, --help This usage info.
-v, --version Show version information and exit.