fn pack_delta_in<W: Write>(
wtr: W,
node_addr: CompiledAddr,
trans_addr: CompiledAddr,
nbytes: u8,
) -> Result<()>
fn pack_delta_in<W: Write>(
wtr: W,
node_addr: CompiledAddr,
trans_addr: CompiledAddr,
nbytes: u8,
) -> Result<()>