37.2.3. Adding a Group
				To add a group to the system, use the command 
groupadd:
			groupadd <group-name>
groupadd <group-name>
				Command line options for 
groupadd are detailed in Table 37.2, “groupadd Command Line Options”.
			| Option | Description | 
|---|---|
 -g <gid>  | Group ID for the group, which must be unique and greater than 499 | 
 -r  | Create a system group with a GID less than 500 | 
 -f  |  When used with -g <gid> and <gid> already exists, groupadd will choose another unique <gid> for the group.  |