fc-match --version (return code: 0)
fontconfig version 2.11.94
fc-match --help (return code: 0)
usage: fc-match [-savVh] [-f FORMAT] [--sort] [--all] [--verbose] [--format=FORMAT] [--version] [--help] [pattern] {element...}
List best font matching [pattern]
-s, --sort display sorted list of matches
-a, --all display unpruned sorted list of matches
-v, --verbose display entire font pattern verbosely
-f, --format=FORMAT use the given output format
-V, --version display font config version and exit
-h, --help display this help and exit