[SDL] Linedrawing

[matt hull]

>
> There is no particular reason for that, except, I didnt know that  
> OGL can
> do that :-) On the other side, I wanted to keep requirements low.

i think almost everything except embedded supports opengl, dont see  
how that would be a problem

> It is
> hard to justify the requirement of a state of the art PC for a  
> turnbased
> strategy game with simple 2 dimensional linedrawings and some text...
>
> Or is OGL not screwing requirements like this?
>
> TIA
> Norbert
>