BusyBox v1.29.3 (2018-11-02 15:37:50 PDT) multi-call binary.
Usage: chgrp [-RhLHPcvf]... GROUP FILE...
Change the group membership of each FILE to GROUP
-R Recurse
-h Affect symlinks instead of symlink targets
-L Traverse all symlinks to directories
-H Traverse symlinks on command line only
-P Don't traverse symlinks (default)
-c List changed files
-v Verbose
-f Hide errors