Fix: inconsistent use of caml_stat_* functions
Fix: inconsistent use of caml_stat_* functions

dsheets/ocaml-ctypes,dsheets/ocaml-ctypes,dsheets/ocaml-ctypes,whitequark/ocaml-ctypes,whitequark/ocaml-ctypes,yallop/ocaml-ctypes,yallop/ocaml-ctypes,ocamllabs/ocaml-ctypes,whitequark/ocaml-ctypes,ocamllabs/ocaml-ctypes