[Libguestfs] FYI, lvs.ml: Unbound value Guestfs.create

[Jim Meyering]

FYI, while "make" succeeded in this directory on Friday,
I ran "make clean" today from the top, then "make" and got this:

  Making all in examples
  make[3]: Entering directory `/home/j/w/co/libguestfs/ocaml/examples'
  ocamlfind ocamlopt  \
            -warn-error A -I .. mlguestfs.cmxa lvs.ml -o lvs
  File "lvs.ml", line 11, characters 10-24:
  Error: Unbound value Guestfs.create
  make[3]: *** [lvs] Error 2
  make[3]: Leaving directory `/home/j/w/co/libguestfs/ocaml/examples'
  make[2]: *** [all-recursive] Error 1
  make[2]: Leaving directory `/home/j/w/co/libguestfs/ocaml'
  make[1]: *** [all-recursive] Error 1
  make[1]: Leaving directory `/home/j/w/co/libguestfs'
  make: *** [all] Error 2
  [Exit 2]