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#ifndef _GETRUSAGE_H
#define _GETRUSAGE_H
#if defined(__cplusplus)
extern "C"
{
#endif
#define ENODATA 61
#define RUSAGE_SELF 0
#define RUSAGE_CHILDREN -1
typedef struct
{
long tv_sec;
long tv_usec;
} tval;
typedef struct rusage
{
tval ru_utime; /* user time used */
tval ru_stime; /* system time used */
long ru_maxrss; /* integral max resident set size */
long ru_ixrss; /* integral shared text memory size */
long ru_idrss; /* integral unshared data size */
long ru_isrss; /* integral unshared stack size */
long ru_minflt; /* page reclaims */
long ru_majflt; /* page faults */
long ru_nswap; /* swaps */
long ru_inblock; /* block input operations */
long ru_oublock; /* block output operations */
long ru_msgsnd; /* messages sent */
long ru_msgrcv; /* messages received */
long ru_nsignals;/* signals received */
long ru_nvcsw; /* voluntary context switches */
long ru_nivcsw; /* involuntary context switches */
} rusage;
int getrusage(int who, rusage *usage);
#if defined(__cplusplus)
}
#endif
#endif
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