Variable: imap-ping-server
imap-ping-server is a customizable variable defined in imap.el.gz.
Value
t
Documentation
If non-nil, check if IMAP is open.
See the function imap-ping-server(var)/imap-ping-server(fun).
This variable was added, or its default value changed, in Emacs 23.1.
Source Code
;; Defined in /usr/src/emacs/lisp/net/imap.el.gz
(defcustom imap-ping-server t
"If non-nil, check if IMAP is open.
See the function `imap-ping-server'."
:version "23.1" ;; No Gnus
:type 'boolean)