-#ifndef HAVE_USLEEP
-int usleep(long long usec) {
- struct timeval tv = {usec / 1000000, (usec / 1000) % 1000};
- select(0, NULL, NULL, NULL, &tv);
- return 0;
+#ifndef HAVE_NANOSLEEP
+int nanosleep(const struct timespec *req, struct timespec *rem) {
+ struct timeval tv = {req->tv_sec, req->tv_nsec / 1000};
+ return select(0, NULL, NULL, NULL, &tv);