an integer type of exactly 32 bits.

Still need object classes for both of these.  Suspect we'll need
to assign "experimental" ones from our arc.

loader, there for not allowing any modules with shared libraries
to be loaded.

Added support for external extensions (based on moduleload).  All new code is conditional on SLAPD_EXTERNAL_EXTENSIONS.

Rewrite to better support external modules hooking into slapd.  Added module_init() and module_kill() routines for startup and (clean) shutdown.

Load extension library on "extension" keyword in configs (actual load routine is in extended.c).  Protected by #ifdef SLAPD_EXTERNAL_EXTENSIONS.

Updated ACI code to work with new ACL changes.  All changes are within the SLAPD_ACI_ENABLED #ifdef's.

would try to free it. Also, send_search_result was not freeing the pointer,
but it should have been.

HAVE_NT_SERVICE_MANAGER - when threads are disabled, HAVE_NT_SERVICE_MANAGER
is not defined, but the stubs still must remain defined.

*should* have an 'objectclass' attribute present.