95 		struct notice	*left;  member
112 		struct key	*left;  member
157 	n->left = NULL;
164 	k->left = NULL;
177 		n->left = nprev;
184 		k->left = kprev;
199 	n->left = nprev;
207 	k->left = kprev;
265 	k = (ind->key)->left;
266 	while (k->time > time) k = k->left;
274 		for (i = 1; i <= NLIM/2; i++) n2 = n2->left;
281 		k2->left = k->left;
282 		k->left = k2;
283 		(k2->left)->right = k2;
294 	while (n2->time > time) n2 = n2->left;
296 	n->left = n2;
297 	(n2->right)->left = n;
335 				(k->left)->right = k->right;
336 				(k->right)->left = k->left;
340 					(n->left)->key = n->key;
341 					(n->key)->time = (n->left)->time;
342 					(n->key)->notice = n->left; }
352 				kl = k->left;
359 					(kl->left)->right = k;
360 					k->left = kl->left;
368 					(k->left)->right = kr;
369 					kr->left = k->left;
373 			(n->left)->right = n->right;
374 			(n->right)->left = n->left;
382 	k = (index->key)->left;
383 	while (k->left != NULL) k = k->left;
432 		(fn->left)->right = fn->right;  in el_first()
433 		(fn->right)->left = fn->left;  in el_first()
434 		(fk->left)->right = fk->right;  in el_first()
435 		(fk->right)->left = fk->left;  in el_first()
445 		n = (k->notice)->left;  in el_first()
449 			n = n->left; }  in el_first()
462 		fk->left = k->left;  in el_first()
464 		(k->left)->right = fk;  in el_first()
465 		k->left = fk;  in el_first()
469 		fn->left = n->left;  in el_first()
471 		(n->left)->right = fn;  in el_first()
472 		n->left = fn; }  in el_first()
475 	(current->left)->right = current->right;  in el_first()
476 	(current->right)->left = current->left;  in el_first()
484 		(k->left)->right = k->right;  in el_first()
485 		(k->right)->left = k->left;  in el_first()
515 	while (k->left != NULL) k = k->left;  in el_delete()