module Config: sig end
val bits_of_byte : int
val sizeof_char : int
val sizeof_short : int
val sizeof_int : int
val sizeof_long : int
val sizeof_longlong : int
val sizeof_float : int
val sizeof_double : int
val sizeof_longdouble : int
val sizeof_pointer : int
val max_bitfield_width : int
val char_is_signed : bool
val calculate_bitfields_packing : int list -> (int * int) list * int * int
val calculate_bitfields_packing : int list -> (int * int) list * int * int