fop.extensions boolean
fop.extensions Enable FOP extensions for version 0.20.5 and earlier

## Description

If non-zero, extensions intended for FOP version 0.20.5 and earlier will be used. At present, this consists of PDF bookmarks.

This parameter can also affect which graphics file formats are supported

If you are using a version of FOP beyond version 0.20.5, then use the fop1.extensions instead.