The glyphs for a double-line border, in the order of vertical,
horizontal, down-right edge, down-left edge, up-right, and up-left edge
-glyphs. The horizontal glyph is also used for the single-line tty menu
+glyphs. The horizontal glyph is also used for the single-line TTY menu
separator, the other glyphs are not yet used.
@end table
@code{box-down-right}, @code{box-down-left}, @code{box-up-right},
@code{box-up-left}, @code{box-double-vertical},
@code{box-double-horizontal}, @code{box-double-down-right},
-@code{box-double-down-left}, @code{box-double-down-left},
+@code{box-double-down-left}, @code{box-double-up-right},
@code{box-double-up-left}.
@defun describe-display-table display-table
`box-horizontal', `box-down-right', `box-down-left', `box-up-right',
`box-up-left',`box-double-vertical', `box-double-horizontal',
`box-double-down-right', `box-double-down-left',
-`box-double-up-left', `box-double-up-left',"
+`box-double-up-right', `box-double-up-left',"
(let ((slot-number
(if (numberp slot) slot
(or (get slot 'display-table-slot)
`box-horizontal', `box-down-right', `box-down-left', `box-up-right',
`box-up-left',`box-double-vertical', `box-double-horizontal',
`box-double-down-right', `box-double-down-left',
-`box-double-up-left', `box-double-up-left',"
+`box-double-up-right', `box-double-up-left',"
(let ((slot-number
(if (numberp slot) slot
(or (get slot 'display-table-slot)