Unsafe
has submodules that are like their corresponding module, except with no range
checks. Hence, mistaken uses can cause segfaults. Be careful!
module Consume : module type of Core__Iobuf.Consume
module Fill : module type of Core__Iobuf.Fill
module Peek : module type of Core__Iobuf.Peek
module Poke : module type of Core__Iobuf.Poke