+#else
+ struct timespec ts;
+ static uint16_t pid;
+ static uint16_t counter;
+ static char state[32];
+ static struct random_data rdata;
+
+ int32_t x;
+ clock_gettime(CLOCK_MONOTONIC_RAW, &ts);
+ if (pid == 0) {
+ pid = (uint16_t)getpid();
+ counter = (uint16_t)(ts.tv_nsec >> 8);
+ rdata.state = NULL;
+ initstate_r((((unsigned)pid) << 16) + ((unsigned)counter),
+ state, sizeof state, &rdata);
+ }
+ ts.tv_nsec ^= (long)ts.tv_sec;
+ if (++counter == 0)
+ counter = 1;
+
+ newuuid[0] = (char)(ts.tv_nsec >> 24);
+ newuuid[1] = (char)(ts.tv_nsec >> 16);
+ newuuid[2] = (char)(ts.tv_nsec >> 8);
+ newuuid[3] = (char)(ts.tv_nsec);
+
+ newuuid[4] = (char)(pid >> 8);
+ newuuid[5] = (char)(pid);
+
+ random_r(&rdata, &x);
+ newuuid[6] = (char)(((x >> 16) & 0x0f) | 0x40); /* pseudo-random version */
+ newuuid[7] = (char)(x >> 8);
+
+ random_r(&rdata, &x);
+ newuuid[8] = (char)(((x >> 16) & 0x3f) | 0x80); /* variant RFC4122 */
+ newuuid[9] = (char)(x >> 8);
+
+ random_r(&rdata, &x);
+ newuuid[10] = (char)(x >> 16);
+ newuuid[11] = (char)(x >> 8);
+
+ random_r(&rdata, &x);
+ newuuid[12] = (char)(x >> 16);
+ newuuid[13] = (char)(x >> 8);
+
+ newuuid[14] = (char)(counter >> 8);
+ newuuid[15] = (char)(counter);
+#endif