Print different jobs into 1 pdf?

[Klaus Ridder]

Kurt Pfeifle wrote:

> Klaus Ridder wrote:
>
> > However, it would be quite a nice feature for kdeprint.
> >
> For KDEPrint it works already -- at least partially. I just tested it
> with 2 txt files, 1 txt file and a TIFF, 1 PostScript and a txt and a
> TIFF -- I got a "merged" PDF when I used the special printer "Print to
> PDF File". (Say "Convert" for each file you are asked, don't say "keep")

How can this be done? In the print dialogue I can only enter the file 
name to be written. When I print from the next (or even the same) 
application, there is no way to append anything to the file.

Did I miss something?

Regards,
Klaus