Variable: ido-case-fold
ido-case-fold is a customizable variable defined in ido.el.gz.
Value
t
Documentation
Non-nil if searching of buffer and file names should ignore case.
Source Code
;; Defined in /usr/src/emacs/lisp/ido.el.gz
(defcustom ido-case-fold case-fold-search
"Non-nil if searching of buffer and file names should ignore case."
:type 'boolean)