Renamed DEBUG_OUTOFMEM environment to CORE_OUTOFMEM. Added CORE_ERROR to dump core on the first error.
Renamed DEBUG_OUTOFMEM environment to CORE_OUTOFMEM. Added CORE_ERROR to dump core on the first error.

LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot