Transparent background with pdfcairo

[sfeam (E. Merritt) <eam...@gm...>]

Christoph Bersch <us...@be...> wrote>
> 
> is there a specific reason why the 'transparent' terminal option applies 
> only to the pngcairo and not to the pdfcairo terminal?
> 
> Christoph

So far as I know, pdf and PostScript files have no "background" to be
set transparent or opaque.  When you print the file, the color of the paper
it is printed on becomes the background color. 

Do you actually see a difference in the output file after your patch?
Using what tool to view it?

	Ethan