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type
File = record
fd: Int
end
Cell#[T] = record
held: T
end
var
files: Cell#[^File]
bytes: Cell#[^Word8]
f: File
b: Word8
proc store#[T](target: ^Cell#[T]; value: T)
begin
target^.held := value
return
proc relay#[T](target: ^Cell#[T]; value: T)
begin
store(target, value)
return
program()
begin
store(@files, @f);
relay(@bytes, @b);
store(@files, nil)
return 0u8
end.
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