Documentation
From my personal library, The Internet

man page:



DESCRIPTION

     chkpasswd verifies a supplied username and password against NetInfo,
     file, NIS, or OpenDirectory backends.

     The options are as follows:
     -i infosystem Specify the system against which to check the password
     (default is OpenDirectory). Valid systems:

     netinfo        NetInfo database
     file           File-based passwords
     nis            NIS/YP authentication
     opendirectory  OpenDirectory (Directory Services) authentication
     -l location Specify a location; varies based on info system type:

     netinfo        Domain name or server/tag.
     file           Filename (default: /etc/passwd).
     nis            NIS domainname.
     opendirectory  Directory node name.
     -c The supplied password is compared verbatim without first being
     crypted.  name Username


SEE ALSO

     nicl(1), passwd(5), dscl(1)

Darwin                           July 20, 2004                          Darwin

Man(1) output converted with man2html