m17n-db --version (return code: 0)
1.7.0
m17n-db --help (return code: 0)
Usage: /usr/bin/m17n-db [ OPTIONS ] [ TAG0 [ TAG1 [ TAG2 [ TAG3 ] ] ] ]
Options:
-h, --help Print this information.
-v, --version Print the version number.
-l, --locate Print absolute pathnames of database files.
TAG0 through TAG3 specifies the tags of the database.
With no options, print the installed directory name.