include module type of Core_kernel.Std.Bigstring_marshal
val marshal_to_fd : ?buf:Core_kernel.Std.Bigstring.t ->
?flags:Marshal.extern_flags list -> Unix.file_descr -> 'a -> unit
val marshal_to_sock_no_sigpipe : (?buf:Core_kernel.Std.Bigstring.t ->
 ?flags:Marshal.extern_flags list -> Unix.file_descr -> 'a -> unit)
Core_kernel.Std.Or_error.t
val unmarshal_from_sock : ?buf:Core_kernel.Std.Bigstring.t -> Unix.file_descr -> 'a