#ifndef TREE_H struct tnode { char *word; int count; struct tnode *left; struct tnode *right; }; #define TREE_H #endif struct tnode *addtree(struct tnode *p, char *w); int tlstore(struct tnode *p, struct tnode *l[], int lim); void tlsort(struct tnode *l[], int lim); void printtl(struct tnode *l[], int lim); void tfree(struct tnode *p);