def next.block.header.pair
import mylsm-lsm-store@0.6.0.1/src/scan/ByteBlockReader.bend as ByteBlockReaderimport Base
import mylsm-lsm-store@0.6.0.1/src/SstStreamIo.bend as SstStreamIo
1413def next.block.header.pair(
1414 state: State,
1415 pair: File & Result<&1, &1, U32 & String, SstStreamIo.ExactResult>
1416) -> IO(Result<&1, &1, U32 & String, Step>):
1417 next.block.header.bytes(state, SstStreamIo.read.exact.state(pair))