<chapter id="extensions-to-all-printsubsystems"> <title >&kdeprint; Extensions To All Print Subsystems</title> <sect1> <title ><quote >Virtual</quote > Printers</title> <sect2> <title >The <quote >Fax</quote > Printer</title> <para >To be written</para> </sect2> <sect2> <title >The <quote >File</quote > Printer</title> <para >To be written</para> </sect2> <sect2> <title >The <quote ><acronym >PDF</acronym ></quote > Printer</title> <para >To be written</para> </sect2> </sect1> <sect1 id="external-filters"> <title ><quote >External</quote > Filters</title> <sect2> <title >The <command >enscript</command > Filter for Text Files</title> <para >To be written</para> </sect2> <sect2> <title >The <quote >n-up</quote > Filter for Any File</title> <para >To be written</para> </sect2> <sect2> <title >Three different <quote >Make Pamphlet</quote > Filters for &PostScript; Files</title> <para >To be written</para> </sect2> </sect1> </chapter>