relibc/include/bits/sys/resource.h

#ifndef _BITS_SYS_RESOURCE_H
#define _BITS_SYS_RESOURCE_H

#define	RUSAGE_SELF 0
#define	RUSAGE_CHILDREN (-1)
#define RUSAGE_BOTH (-2)
#define	RUSAGE_THREAD 1

#endif /* _BITS_SYS_RESOURCE_H */