FrozenTransactionId, not the XID of the creating transaction.  Without
this it's possible for a reference to a long-gone CLOG record to occur,
per Christian Meunier's bug report of 10-Jan-02.  Worse, the sequence
tuple would become invisible to SELECTs after 2 billion transactions.

Since the fix is applied during sequence creation it does not help
existing databases, unless you drop and recreate every sequence.
However, we intend to force initdb for 7.2RC1 anyway, to fix a pg_proc
error, so I see no need to do more for this problem.

improvments.

anymore.

footnote count.

setting.

pgsql-hackers discussion of this date.

the difference between a run-time type cast and casting a literal string
to a specific type.  Minor editorial work in same area.

Oliver Elphick.  A few other minor cleanups while at it.

And listing QNX 6 as both supported and unsupported is probably not helpful.

pg_regress doesn't see it and you don't get any port-specific
comparisons.