pollution: ru_utime
struct timeval ru_utime; 

pollution: ru_stime
struct timeval ru_stime; 

pollution: rusage
struct rusage { struct timeval ru_utime; struct timeval ru_stime; }; 

pollution: getpriority
int getpriority(int, id_t); 

pollution: rusage
pollution: getrusage
int getrusage(int, struct rusage*); 

pollution: prlimit
int prlimit(pid_t, int, const struct rlimit*, struct rlimit*); 

pollution: setpriority
int setpriority(int, id_t, int); 

pollution: RUSAGE_CHILDREN
#define RUSAGE_CHILDREN 1

pollution: PRIO_PGRP
#define PRIO_PGRP 1

pollution: PRIO_USER
#define PRIO_USER 2

pollution: RLIMIT_CPU
#define RLIMIT_CPU 2

pollution: RUSAGE_SELF
#define RUSAGE_SELF 0

pollution: PRIO_PROCESS
#define PRIO_PROCESS 0