#include <simgear/misc/sg_path.hxx>
#include <simgear/props/props.hxx>
#include <simgear/props/props_io.hxx>
#include <simgear/misc/sg_path.hxx>
#include <simgear/props/props.hxx>
#include <simgear/props/props_io.hxx>
try {
readProperties(filename.str(), &root);
} catch (const sg_exception &) {
try {
readProperties(filename.str(), &root);
} catch (const sg_exception &) {