// work for fairly unclear gain.)
uint64_t matched = scan_all_docids(needles, fd, corpus);
dprintf("Done in %.1f ms, found %" PRId64 " matches.\n",
// work for fairly unclear gain.)
uint64_t matched = scan_all_docids(needles, fd, corpus);
dprintf("Done in %.1f ms, found %" PRId64 " matches.\n",