Usage:
warnquota [-ugsid] [-F quotaformat] [-c configfile] [-q quotatabfile] [-a adminsfile]
-u, --user warn users
-g, --group warn groups
-s, --human-readable send information in more human friendly units
-i, --no-autofs avoid autofs mountpoints
-d, --no-details do not send quota information itself
-F, --format=formatname use quotafiles of specific format
-c, --config=config-file non-default config file
-q, --quota-tab=quotatab-file non-default quotatab
-a, --admins-file=admins-file non-default admins file
-h, --help display this help message and exit
-v, --version display version information and exit