Either "ISO3200 extension" or "OGC 'best practice'" options are availab.e
ISO3200 format is recommended, and results in Geospatial PDF files compatible
with the built-in Acrobat geospatial tools.
The OGC Best Practice format results in GeoPDF files compatible with the TerraGo
suite of tools, but can break compatibility with the built-in Acrobat
geospatial tools (yes, GeoPDF format is a mess!).
Checks whether a function declaration has parameters that are
top level const.
const values in declarations do not affect the signature of a
function, so they should not be put there.
