frame-current-scroll-bars

frame-current-scroll-bars is a compiled Lisp function in `frame.el'.

(frame-current-scroll-bars &optional FRAME)

Return the current scroll-bar types for frame FRAME.
Value is a cons (VERTICAL . HORIZ0NTAL) where VERTICAL specifies
the current location of the vertical scroll-bars (`left', `right'
or nil), and HORIZONTAL specifies the current location of the
horizontal scroll bars (`bottom' or nil). FRAME must specify a
live frame and defaults to the selected one.