def reads
import ezx@1.11.0.0/src/io/file.bend as Fileimport Base
65# the reads a file of this many bytes takes: one for every 64 KiB, one for
66# the part past the last whole 64 KiB, and one to spare for a short read
67def reads(+bytes: U32) -> Nat:
68 reads.given(U32.is_zero(bytes), bytes)