val blito : (src, Core_kernel.Bytes.t) Iobuf_intf.consuming_blitoval blit : (src, Core_kernel.Bytes.t) Iobuf_intf.consuming_blitval unsafe_blit : (src, Core_kernel.Bytes.t) Iobuf_intf.consuming_blitval subo : ?len:int -> src -> Core_kernel.Bytes.tsubo defaults to using Iobuf.length src
val sub : src -> len:int -> Core_kernel.Bytes.t