docbook-xsl-saxon | Java extensions for use with DocBook XML stylesheets (Saxon) | Mehr ...
These are Java extensions for use with the DocBook XML stylesheets and the Saxon XSLT engine. You need these extensions to enable e.g. the callouts and linenumbering extensions of the docbook-xsl suite. . In the past these extensions were shipped with the docbook-xsl tarball distribution directly.
docbook-xsl-saxon-gcj | Java extensions for use with DocBook XML stylesheets (native code) | Mehr ...
These are Java extensions for use with the DocBook XML stylesheets and the Saxon XSLT engine. You need these extensions to enable e.g. the callouts and linenumbering extensions of the docbook-xsl suite. . This package contains the natively compiled code for use by gij.