52 struct lut {  struct
53 	struct lut *lut_left;  argument
54 	struct lut *lut_right;  argument
69 struct lut *
70 lut_add(struct lut *root, const char *lhs, void *rhs)  in lut_add()
94 	struct lut **rootp = (struct lut **)arg;  in dooper()
105 struct lut *
106 lut_dup(struct lut *root)  in lut_dup()
108 	struct lut *ret = NULL;  in lut_dup()
119 lut_lookup(struct lut *root, const char *lhs)  in lut_lookup()
137 lut_walk(struct lut *root,  in lut_walk()
155 lut_free(struct lut *root, void (*callback)(void *rhs))  in lut_free()
173 	struct lut *root = (struct lut *)arg;  in printer()
185 	struct lut *r = NULL;  in main()
186 	struct lut *dupr = NULL;  in main()