-val known : kernel_version -> bool;;
-val size : kernel_version -> int;;
-val get : kernel_version -> Bitstring.bitstring -> t;;
+val net_device_known : kernel_version -> bool;;
+val net_device_size : kernel_version -> int;;
+val net_device_of_bits : kernel_version -> Bitstring.bitstring -> t;;
+val get_net_device :
+ kernel_version ->
+ ('a, 'b, [ | `HasMapping ]) Virt_mem_mmap.t -> Virt_mem_mmap.addr -> t;;