grpck(1M)          UNIX System V(BSD Compatibility Package)           grpck(1M)


NAME
      grpck - check group database entries

SYNOPSIS
      /usr/ucb/grpck [ filename ]

DESCRIPTION
      grpck checks that a file in group(4) does not contain any errors; it
      checks the /etc/group file by default.

      This command differs from /usr/sbin/grpck in its ability to correctly
      parse YP entries in /etc/passwd.

FILES
      /etc/group

SEE ALSO
      group(4), passwd(4) in the System Administrator's Reference Manual

DIAGNOSTICS
      Too many/few fields
            An entry in the group file does not have the proper number of
            fields.

      No group name
            The group name field of an entry is empty.

      Bad character(s) in group name
            The group name in an entry contains characters other than lower-
            case letters and digits.

      Invalid GID
            The group ID field in an entry is not numeric or is greater than
            65535.

      Null login name
            A login name in the list of login names in an entry is null.

      Login name not found in password file
            A login name in the list of login names in an entry is not in the
            password file.













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