Holds the character used for vertical lines. The default value is
@samp{|}.
-@vindex table-cell-horizontal-char
-@item table-cell-horizontal-char
-Holds the character used for horizontal lines. The default value is
-@samp{-}.
+@vindex table-cell-horizontal-chars
+@item table-cell-horizontal-chars
+Holds the characters used for horizontal lines. The default value is
+@samp{"-="}.
@vindex table-cell-intersection-char
@item table-cell-intersection-char
;; lines. A valid character of a cell's vertical border is either
;; table-cell-vertical-char `|' or table-cell-intersection-char `+'.
;; A valid character of a cell's horizontal border is either
-;; table-cell-horizontal-char `-' or table-cell-intersection-char `+'.
+;; one of table-cell-horizontal-chars (`-' or `=')
+;; or table-cell-intersection-char `+'.
;; A valid character of the four corners of a cell must be
;; table-cell-intersection-char `+'. A cell must contain at least one
;; character space inside. There is no restriction about the contents