6.1 change summary file format
It is no easy way. When you change summary file format, use this hook.
$DISTRIBUTE_SUMMARY_HOOK = q#
&Append2(sprintf("%s [%d:%s] %s",
$Now, $ID, substr($MAINTAINER, 0, 15), $s),
$SUMMARY_FILE);
#;
[PREVIOUS CHAPTER]
[NEXT CHAPTER]