#include <boost/filesystem.hpp>
#include <boost/thread/mutex.hpp>
#include <boost/optional.hpp>
#include <boost/filesystem.hpp>
#include <boost/thread/mutex.hpp>
#include <boost/optional.hpp>
extern void unprivileged ();
extern boost::filesystem::path config_path ();
extern boost::filesystem::path directory_containing_executable ();
extern void unprivileged ();
extern boost::filesystem::path config_path ();
extern boost::filesystem::path directory_containing_executable ();