isoquery --version (return code: 0)
isoquery 3.2.1 Copyright © 2007-2016 Dr. Tobias Quathamer This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>.
isoquery --help (return code: 0)
Usage: isoquery [OPTION?] [ISO codes] Help Options: -h, --help Show help options Application Options: -i, --iso=STANDARD The ISO standard to use. Possible values: 639-2, 639-3, 639-5, 3166-1, 3166-2, 3166-3, 4217, 15924 (default: 3166-1) -p, --pathname=PATHNAME Use pathname as prefix for the data files (default: /usr/share/iso-codes/json) -l, --locale=LOCALE Use this locale for output -n, --name Name for the supplied codes (default) -o, --official_name Official name for the supplied codes. This may be the same as --name (only applies to ISO 3166-1) -c, --common_name Common name for the supplied codes. This may be the same as --name (only applies to ISO 639-2, 639-3, and 3166-1) -0, --null Separate entries with a NULL character instead of newline -v, --version Show program version and copyright