[R] slanted ends of horizontal lines for certain line widths

[Martin Maechler]

>>>>> "Charles" == Charles Annis, P E <Charles.Annis at statisticalengineering.com>
>>>>>     on Sun, 4 Jun 2006 11:43:23 -0400 writes:

    Charles> I think you want to change par()$lend
    Charles> Type 

    Charles> par()  <enter>

    Charles> to see the defaults.

Actually, that's one place, where using str(.) is particularly
beneficial:  Use

   str(par())

    Charles> [............]