long lines that shall be truncated anyway.
The optional argument Y-LIMIT, if non-nil, specifies the maximum text
-height (exluding the height of the mode- or header-line, if any) that
+height (excluding the height of the mode- or header-line, if any) that
can be returned. Text lines whose y-coordinate is beyond Y-LIMIT are
ignored. Since calculating the text height of a large buffer can take
some time, it makes sense to specify this argument if the size of the