sig type t = Stdlib.in_channel type open_flag = Stdlib.open_flag = Open_rdonly | Open_wronly | Open_append | Open_creat | Open_trunc | Open_excl | Open_binary | Open_text | Open_nonblock val stdin : In_channel.t val open_bin : string -> In_channel.t val open_text : string -> In_channel.t val open_gen : In_channel.open_flag list -> int -> string -> In_channel.t val with_open_bin : string -> (In_channel.t -> 'a) -> 'a val with_open_text : string -> (In_channel.t -> 'a) -> 'a val with_open_gen : In_channel.open_flag list -> int -> string -> (In_channel.t -> 'a) -> 'a val seek : In_channel.t -> int64 -> unit val pos : In_channel.t -> int64 val length : In_channel.t -> int64 val close : In_channel.t -> unit val close_noerr : In_channel.t -> unit val input_char : In_channel.t -> char option val input_byte : In_channel.t -> int option val input_line : In_channel.t -> string option val input : In_channel.t -> bytes -> int -> int -> int val really_input : In_channel.t -> bytes -> int -> int -> unit option val really_input_string : In_channel.t -> int -> string option val input_all : In_channel.t -> string val set_binary_mode : In_channel.t -> bool -> unit end