w/ implicit default rules allowing any auxiliary class to be mixed in

(should be applied to back-perl and other programmable backends)

set LBER_ELEMENT_SIZEOF to 256
maybe this should be set to N*sizeof(size_t) or something

Linux on Alpha problems

Patch to allow referrals to be read on synchronous non-search operations.
Treat referrals the same way as MatchDN or ErrorString values.
Store them in the ld structure and provide an option for ldap_get_option
to retrieve them