From: Joseph Reynolds
This implements the SSH server Linux PAM expired password dialog.
That is, when Linux PAM is used for authentication, and a RFC 4252
SSH_MSG_USERAUTH_REQUEST comes in with a request to change the password,
this code will call pam_chauthtok to perform the password change
Dropbears,
I submitted a patch to enhance the dropbear SSH server to handle the
Linux-PAM "expired password dialog". That is, if you ssh into a system
running the dropbear SSH server and configured to use Linux PAM and your
password is expired, this patch enhances the SSH server so you can
