extern void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan);
extern void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan);
extern int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream);
extern void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan);
extern void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan);
extern int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream);