* set autosync mode
*
* If "autosync" is true, this enables autosync. Libguestfs
- * will make a best effort attempt to run "g.sync" when the
- * handle is closed (also if the program exits without
- * closing handles).
+ * will make a best effort attempt to run "g.umount_all"
+ * followed by "g.sync" when the handle is closed (also if
+ * the program exits without closing handles).
+ *
+ * This is disabled by default (except in guestfish where
+ * it is enabled by default).
*
* @throws LibGuestFSException
*/