4 #if defined(__rtems__) || defined(__VISIUM__) || defined(__riscv)
5 #define _CLOCKS_PER_SEC_ 1000000
6 #elif defined(__aarch64__) || defined(__arm__) || defined(__thumb__)
7 #define _CLOCKS_PER_SEC_ 100
11 #include <sys/_timespec.h>
12 int nanosleep (const struct timespec
*, struct timespec
*);
15 #endif /* _MACHTIME_H_ */