struct lttng_pid_tracker *lttng_pid_tracker_create(void);
void lttng_pid_tracker_destroy(struct lttng_pid_tracker *lpf);
bool lttng_pid_tracker_lookup(struct lttng_pid_tracker *lpf, int pid);
struct lttng_pid_tracker *lttng_pid_tracker_create(void);
void lttng_pid_tracker_destroy(struct lttng_pid_tracker *lpf);
bool lttng_pid_tracker_lookup(struct lttng_pid_tracker *lpf, int pid);