+/* Only need to define VikTrack if the file type is FILE_TYPE_GPX_TRACK */
+gboolean a_file_export ( VikTrwLayer *vtl, const gchar *filename, VikFileType_t file_type, VikTrack *trk, gboolean write_hidden );
+gboolean a_file_export_babel ( VikTrwLayer *vtl, const gchar *filename, const gchar *format,
+ gboolean tracks, gboolean routes, gboolean waypoints );
+
+void file_write_layer_param ( FILE *f, const gchar *name, VikLayerParamType type, VikLayerParamData data );
+
+char *file_realpath ( const char *path, char *real );
+
+char *file_realpath_dup ( const char *path );
+
+const gchar *file_GetRelativeFilename ( gchar *currentDirectory, gchar *absoluteFilename );
+
+G_END_DECLS