(* Iters in parallel on two lists until the first list is empty.
The second one can be shorter and is padded with a default value.
This function cannot fail. *)
val list_iter_default2: ('a -> 'b -> unit) -> 'a list -> 'b -> 'b list -> unit
(* Iters in parallel on two lists until the first list is empty.
The second one can be shorter and is padded with a default value.
This function cannot fail. *)
val list_iter_default2: ('a -> 'b -> unit) -> 'a list -> 'b -> 'b list -> unit