(no-fringe-bitmap, undef-fringe-bitmap)

(no-fringe-bitmap, undef-fringe-bitmap)
(left-truncation-fringe-bitmap, right-truncation-fringe-bitmap)
(up-arrow-fringe-bitmap, down-arrow-fringe-bitmap)
(continued-line-fringe-bitmap, continuation-line-fringe-bitmap)
(overlay-arrow-fringe-bitmap, top-left-angle-fringe-bitmap)
(top-right-angle-fringe-bitmap, bottom-left-angle-fringe-bitmap)
(bottom-right-angle-fringe-bitmap, left-bracket-fringe-bitmap)
(right-bracket-fringe-bitmap, filled-box-cursor-fringe-bitmap)
(hollow-box-cursor-fringe-bitmap, hollow-square-fringe-bitmap)
(bar-cursor-fringe-bitmap, hbar-cursor-fringe-bitmap)
(empty-line-fringe-bitmap): Define standard fringe bitmaps id's.