106 #ifndef _TIMESPEC_DEFINED
107 #define _TIMESPEC_DEFINED
108 struct timespec {
109   time_t  tv_sec;       /* Seconds */
110   long    tv_nsec;      /* Nanoseconds */
111 };
112
113 struct itimerspec {
114   struct timespec  it_interval; /* Timer period */
115   struct timespec  it_value;    /* Timer expiration */
116 };
117 #endif  /* _TIMESPEC_DEFINED */