if ( be->be_bind != NULL ) {
if ( (*be->be_bind)( be, conn, op, dn, method, &cred ) == 0 ) {
pthread_mutex_lock( &conn->c_dnmutex );
if ( be->be_bind != NULL ) {
if ( (*be->be_bind)( be, conn, op, dn, method, &cred ) == 0 ) {
pthread_mutex_lock( &conn->c_dnmutex );