private static unsafe extern int proc_pid_rusage(
int pid,
int flavor,
rusage_info_v3 *rusage_info_t);
private static extern unsafe int proc_pid_rusage(
int pid,
int flavor,
rusage_info_v3 *buffer);
private static unsafe partial int proc_pid_rusage(
int pid,
int flavor,
rusage_info_v3 *buffer);