226 static struct Node	*topnode;  variable
319 	topnode = malloc((argc + 1) * sizeof (struct Node));  in main()
320 	(void) memset(topnode, 0, (argc + 1) * sizeof (struct Node));  in main()
322 	if (compile(argv + paths, topnode, &action_expression) == 0) {  in main()
324 		(void) memcpy(topnode, &PRINT_NODE, sizeof (struct Node));  in main()
338 		savenode = topnode;  in main()
339 		topnode = freenode++;  in main()
340 		(void) memcpy(topnode, &LPAREN_NODE, sizeof (struct Node));  in main()
341 		topnode->next = freenode;  in main()
342 		topnode->first.np = savenode;  in main()
343 		(void) memcpy(topnode->next, &PRINT_NODE, sizeof (struct Node));  in main()
425 	struct Node *oldnp = topnode;
486 			np->first.np = topnode;
487 			topnode = np;
492 			struct Node *save = topnode;
493 			topnode = np+1;
495 			i = compile(++av, topnode, actionp);
496 			np->first.np = topnode;
497 			topnode = save;
812 	struct Node *np = topnode;
869 			struct Node *save = topnode;
870 			topnode = np->first.np;
873 			topnode = save;