examine file capabilities
getcap [-v] [-n] [-r] [-h] filename [ ... ]
getcap displays the name and capabilities of each specified
4 -h prints quick usage.
4 -n prints any non-zero namespace rootid value found to be associated with a file's capabilities.
4 -r enables recursive search.
4 -v enables to display all searched entries, even if it has no file-capabilities.
4 filename One file per line.
cap_get_file(3), cap_to_text(3), setcap(8)