rmail-get-remote-password
rmail-get-remote-password is a compiled Lisp function in `rmail.el'.
(rmail-get-remote-password IMAP)
Get the password for retrieving mail from a POP or IMAP server.  If none
has been set, then prompt the user for one.
  rmail.el'.
(rmail-get-remote-password IMAP)
Get the password for retrieving mail from a POP or IMAP server.  If none
has been set, then prompt the user for one.