groupmems -V (return code: 1)
groupmems: unrecognised option '--version'
Usage: groupmems [options] [action]
Options:
-g, --group groupname change groupname instead of the user's group
(root only)
-R, --root CHROOT_DIR directory to chroot into
Actions:
-a, --add username add username to the members of the group
-d, --delete username remove username from the members of the group
-h, --help display this help message and exit
-p, --purge purge all members from the group
-l, --list list the members of the group
groupmems --help (return code: 0)
Usage: groupmems [options] [action]
Options:
-g, --group groupname change groupname instead of the user's group
(root only)
-R, --root CHROOT_DIR directory to chroot into
Actions:
-a, --add username add username to the members of the group
-d, --delete username remove username from the members of the group
-h, --help display this help message and exit
-p, --purge purge all members from the group
-l, --list list the members of the group