Variable: ispell-use-ptys-p
ispell-use-ptys-p is a customizable variable defined in ispell.el.gz.
Value
nil
Documentation
When non-nil, Emacs uses ptys to communicate with Ispell.
When nil, Emacs uses pipes.
Source Code
;; Defined in /usr/src/emacs/lisp/textmodes/ispell.el.gz
(defcustom ispell-use-ptys-p nil
"When non-nil, Emacs uses ptys to communicate with Ispell.
When nil, Emacs uses pipes."
:type 'boolean)