<p:declare-step xmlns:p="http://www.w3.org/ns/xproc" xmlns:px="http://www.daisy.org/ns/pipeline/xproc" version="1.0" type="px:epub3-nav-to-ncx"> <p:documentation xmlns="http://www.w3.org/1999/xhtml"> <p>Creates a text-only NCX based on a EPUB3 Navigation Document</p> </p:documentation> <p:input port="source"/> <p:output port="result"/> <p:xslt> <p:input port="stylesheet"> <p:document href="nav-to-ncx.xsl"/> </p:input> <p:input port="parameters"> <p:empty/> </p:input> </p:xslt> </p:declare-step>