extern void free_ranges (void *mapv);
extern void insert_range (void *mapv, uint64_t start, uint64_t end, const char *object);
extern void iter_range (void *mapv, void (*f) (uint64_t start, uint64_t end, const char *object, void *opaque), void *opaque);
+extern void find_range (void *mapv, uint64_t start, uint64_t end, void (*f) (uint64_t start, uint64_t end, const char *object, void *opaque), void *opaque);
#ifdef __cplusplus
};