groupmod 8 groupmod modify a group groupmod -g gid -o -n new_group_name group DESCRIPTION The groupmod command modifies the system account files to reflect the changes that are specified on the command line. OPTIONS The options which apply to the groupmod command are: gid The numerical value of the group's ID. This value must be unique, unless the option is used. The value must be non-negative. Values between 0 and 999 are typically reserved for system groups. Any files which the old group ID is the file group ID must have the file group ID changed manually. new_group_name The name of the group will be changed from group to new_group_name. FILES /etc/group group account information /etc/gshadow secure group account information EXIT VALUES The groupmod command exits with the following values: 0 success 2 invalid command syntax 3 invalid argument to option 4 specified group doesn't exist 6 specified group doesn't exist 9 group name already in use 10 can't update group file SEE ALSO chfn1 , chsh1 , passwd1 , gpasswd8 , groupadd8 , groupdel8 , useradd8 , userdel8 , usermod8 . AUTHOR Julianne Frances Haugh (jockgrrl@ix.netcom.com)