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  Filter and backend programming header for CUPS.

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<h1 class='title'>Filter and Backend Programming</h1>

<div class='summary'><table summary='General Information'>
<thead>
<tr>
	<th>Headers</th>
	<th>cups/backend.h<br>
	cups/sidechannel.h</th>
</tr>
</thead>
<tbody>
<tr>
	<th>Library</th>
	<td>-lcups</td>
</tr>
<tr>
	<th>See Also</th>
	<td>Programming: <a href='api-overview.html' target='_top'>Introduction to CUPS Programming</a><br>
	Programming: <a href='api-cups.html' target='_top'>CUPS API</a><br>
	Programming: <a href='api-ppd.html' target='_top'>PPD API</a><br>
	Programming: <a href='api-raster.html' target='_top'>Raster API</a><br>
	Programming: <a href='postscript-driver.html' target='_top'>Developing PostScript Printer Drivers</a><br>
	Programming: <a href='raster-driver.html' target='_top'>Developing Raster Printer Drivers</a><br>
	Specifications: <a href='spec-design.html' target='_top'>CUPS Design Description</a></td>
</tr>
</tbody>
</table></div>
