auth     include   system-local-login
auth     optional  pam_gnome_keyring.so

account  include   system-local-login

password include   system-local-login
password optional  pam_gnome_keyring.so use_authtok

session  optional  pam_keyinit.so force revoke
session  include   system-local-login
session  optional  pam_gnome_keyring.so auto_start