extern int guestfs_set_busy (guestfs_h *handle);
extern int guestfs_set_ready (guestfs_h *handle);
extern int guestfs_end_busy (guestfs_h *handle);
+extern int guestfs_set_memsize (guestfs_h *handle, int memsize);
+extern int guestfs_get_memsize (guestfs_h *handle);
extern int guestfs_mount (guestfs_h *handle, const char *device, const char *mountpoint);
extern int guestfs_sync (guestfs_h *handle);
extern int guestfs_touch (guestfs_h *handle, const char *path);