extern void run_ffprobe (boost::filesystem::path, boost::filesystem::path);
extern std::list<std::pair<std::string, std::string> > mount_info ();
extern boost::filesystem::path openssl_path ();
+#ifdef DCPOMATIC_DISK
extern boost::filesystem::path disk_writer_path ();
+#endif
#ifdef DCPOMATIC_OSX
extern boost::filesystem::path app_contents ();
#endif