pwck

PURPOSE

     Checks the password and group files for inconsistencies.

SYNOPSIS
     pwck [ file ]

     grpck [ file ]

DESCRIPTION

     The pwck command scans the named file or the default file
     /etc/passwd and writes to  standard output any inconsist-
     encies.  The  checks include validation of  the number of
     fields, login name,  user ID, group ID,  and existence of
     the login directory and optional program name.

     The grpck  command scans  the named  file or  the default
     file /etc/group and writes  to standard output any incon-
     sistencies.  The checks include  validation of the number
     of fields,  group name, group  ID, and whether  all login
     names  appear  in the  password  file.   grpck writes  to
     standard output any group entries  that do not have login
     names.

FILES

     /etc/passwd  Password file; contains user ids.
     /etc/group   Group file; contains group ids.

RELATED INFORMATION

     The following commands:  "groups,"  "passwd," and "users,
     adduser."

     The discussion of passwords in Managing the AIX Operating
     System.