void kernel_wait_quiescent(int fd);
int kernel_calibrate(int fd, struct lttng_kernel_calibrate *calibrate);
int kernel_validate_version(int tracer_fd);
void kernel_wait_quiescent(int fd);
int kernel_calibrate(int fd, struct lttng_kernel_calibrate *calibrate);
int kernel_validate_version(int tracer_fd);