Highlight need for libxml2 support.

Daniel Patterson 2015-07-27 08:31:19 -07:00
parent ca2e9210c8
commit 27643fb7bd

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# Managing complex map files using XML entities
**Note**: you will need a copy of mapnik built against libxml2. This is not the default, please read the **Mapnik XML Support** for details.
Mapnik XML files can become quite complex. This tutorial introduces some
techniques to keep large map files more maintainable. Specifically it
demonstrates how to avoid duplicate data in the XML file, like: