static APR_OPTIONAL_FN_TYPE(ap_session_load) *mag_sess_load_fn = NULL;
static APR_OPTIONAL_FN_TYPE(ap_session_get) *mag_sess_get_fn = NULL;
static APR_OPTIONAL_FN_TYPE(ap_session_set) *mag_sess_set_fn = NULL;
static APR_OPTIONAL_FN_TYPE(ap_session_load) *mag_sess_load_fn = NULL;
static APR_OPTIONAL_FN_TYPE(ap_session_get) *mag_sess_get_fn = NULL;
static APR_OPTIONAL_FN_TYPE(ap_session_set) *mag_sess_set_fn = NULL;