Variable: align-to-tab-stop
align-to-tab-stop is a customizable variable defined in align.el.gz.
Value
indent-tabs-mode
Documentation
If non-nil, alignments will always fall on a tab boundary.
It may also be a symbol, whose value will be taken.
Source Code
;; Defined in /usr/src/emacs/lisp/align.el.gz
(defcustom align-to-tab-stop 'indent-tabs-mode
"If non-nil, alignments will always fall on a tab boundary.
It may also be a symbol, whose value will be taken."
:type '(choice (const nil) symbol)
:group 'align)