usage: /usr/bin/fc-cat [-rv] [--recurse] [--verbose] [*-le64.cache-12|directory]...
       /usr/bin/fc-cat [-Vh] [--version] [--help]
Reads font information cache from:
 1) specified fontconfig cache file
 2) related to a particular font directory

  -r, --recurse        recurse into subdirectories
  -v, --verbose        be verbose
  -V, --version        display font config version and exit
  -h, --help           display this help and exit