external vg_activate : t -> bool -> string array -> unit = "ocaml_guestfs_vg_activate"
external lvresize : t -> string -> int -> unit = "ocaml_guestfs_lvresize"
external resize2fs : t -> string -> unit = "ocaml_guestfs_resize2fs"
external vg_activate : t -> bool -> string array -> unit = "ocaml_guestfs_vg_activate"
external lvresize : t -> string -> int -> unit = "ocaml_guestfs_lvresize"
external resize2fs : t -> string -> unit = "ocaml_guestfs_resize2fs"