BerElement argument per latest IETF ldapext draft c api spec.
That is, caller is solely responsible for freeing the BerElement
allocated and returned by ldap_first_attribute.
Update man pages accordingly.
Update applications accordingly.
including use of ctime_r, gethostby*_r, etc.. Also reworked ldap_sort_entries
to be reentrant.
Need to add code to properly set LDAP_API_FEATURE_THREAD_SAFE.
Most function and variable definitions are now preceded by its extern
definition, for error checking. Retyped a number of functions, usually
to return void. Fixed a number of printf format errors.
API changes (in ldap/include):
Added avl_dup_ok, avl_prefixapply, removed ber_fatten (probably typo
for ber_flatten), retyped ldap_sort_strcasecmp, grew lutil.h.
A number of `extern' declarations are left (some added by protoize), to
be cleaned away later. Mostly strdup(), strcasecmp(), mktemp(), optind,
optarg, errno.
updated clients to use ldap_get/set_options
ld_options is renamed ld_booleans. ldap-int.h has accessor macros.
updated libldap to use new accessor macros.
