def poke
import bend-osdev-acpi@0.1.1.0/check.bend as Checkimport Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B
179# a byte of o changed
180def poke(+o: B.Octets, +i: Nat, +b: U32) -> B.Octets:
181 B.Octets.concat([B.Octets.take(i, o), B.Octets.of_list([b]), B.Octets.drop(1n+i, o)])