94 		struct notice	*left;  member
111 		struct key	*left;  member
156 	n->left = NULL;
163 	k->left = NULL;
176 		n->left = nprev;
183 		k->left = kprev;
198 	n->left = nprev;
206 	k->left = kprev;
264 	k = (ind->key)->left;
265 	while (k->time > time) k = k->left;
273 		for (i = 1; i <= NLIM/2; i++) n2 = n2->left;
280 		k2->left = k->left;
281 		k->left = k2;
282 		(k2->left)->right = k2;
293 	while (n2->time > time) n2 = n2->left;
295 	n->left = n2;
296 	(n2->right)->left = n;
334 				(k->left)->right = k->right;
335 				(k->right)->left = k->left;
339 					(n->left)->key = n->key;
340 					(n->key)->time = (n->left)->time;
341 					(n->key)->notice = n->left; }
351 				kl = k->left;
358 					(kl->left)->right = k;
359 					k->left = kl->left;
367 					(k->left)->right = kr;
368 					kr->left = k->left;
372 			(n->left)->right = n->right;
373 			(n->right)->left = n->left;
381 	k = (index->key)->left;
382 	while (k->left != NULL) k = k->left;
431 		(fn->left)->right = fn->right;  in el_first()
432 		(fn->right)->left = fn->left;  in el_first()
433 		(fk->left)->right = fk->right;  in el_first()
434 		(fk->right)->left = fk->left;  in el_first()
444 		n = (k->notice)->left;  in el_first()
448 			n = n->left; }  in el_first()
461 		fk->left = k->left;  in el_first()
463 		(k->left)->right = fk;  in el_first()
464 		k->left = fk;  in el_first()
468 		fn->left = n->left;  in el_first()
470 		(n->left)->right = fn;  in el_first()
471 		n->left = fn; }  in el_first()
474 	(current->left)->right = current->right;  in el_first()
475 	(current->right)->left = current->left;  in el_first()
483 		(k->left)->right = k->right;  in el_first()
484 		(k->right)->left = k->left;  in el_first()
514 	while (k->left != NULL) k = k->left;  in el_delete()