/*
* The summary is built up in an array of summary tags.
* This gets written to the last one or two (maybe more) chunks in a block.
* A summary header is written as the first part of each chunk of summary data.
* The summary header must match or the summary is rejected.
*/
/*
* The summary is built up in an array of summary tags.
* This gets written to the last one or two (maybe more) chunks in a block.
* A summary header is written as the first part of each chunk of summary data.
* The summary header must match or the summary is rejected.
*/