extern void lttng_ust_lfht_lookup(struct lttng_ust_lfht *ht, unsigned long hash,
lttng_ust_lfht_match_fct match, const void *key,
struct lttng_ust_lfht_iter *iter);
extern void lttng_ust_lfht_lookup(struct lttng_ust_lfht *ht, unsigned long hash,
lttng_ust_lfht_match_fct match, const void *key,
struct lttng_ust_lfht_iter *iter);