fc-query --version (return code: 0)
fontconfig version 2.11.94
fc-query --help (return code: 0)
usage: fc-query [-Vbh] [-i index] [-f FORMAT] [--ignore-blanks] [--index index] [--format FORMAT] [--version] [--help] font-file...
Query font files and print resulting pattern(s)
-b, --ignore-blanks ignore blanks to compute langauges
-i, --index INDEX display the INDEX face of each font file only
-f, --format=FORMAT use the given output format
-V, --version display font config version and exit
-h, --help display this help and exit