ver 1.2.13 is also tossing these :

Aug 18 03:37:49 dovecot: Warning: I/O leak: 805c600 (27) Aug 18 03:37:49 dovecot: Warning: I/O leak: 805c600 (25) Aug 18 03:37:49 dovecot: Warning: I/O leak: 805c600 (23)

I have reverted back to 1.2.12 which "just works". I will go back and recompile 1.2.13 and 2.0.0 again. Maybe the addition of postgressql libs linked in or the use of GCC is the issue on Solaris. Not sure but 1.2.12 to 1.2.13 did not go smoothly at all.

Dennis