#define SLAPI_OVERLAY_NAME "slapi"
#define SLAPI_OPERATION_PBLOCK(_op) ((_op)->o_callback->sc_private)
-#define SLAPI_CONNECTION_PBLOCK(_conn) ((_conn)->c_pb);
#define SLAPI_BACKEND_PBLOCK(_be) ((_be)->be_pb)
#define SLAPI_OPERATION_EXTENSIONS(_op) ((_op)->o_hdr->oh_extensions)