diff --git a/ndk/platforms/android-8/include/time.h b/ndk/platforms/android-8/include/time.h
index e7ead0f61..0ace602c2 100644
--- a/ndk/platforms/android-8/include/time.h
+++ b/ndk/platforms/android-8/include/time.h
@@ -94,8 +94,10 @@ extern long int  timezone;
 extern clock_t   clock(void);
 
 /* BIONIC: extra linux clock goodies */
-extern int clock_getres(int, struct timespec *);
-extern int clock_gettime(int, struct timespec *);
+extern int clock_getres(clockid_t, struct timespec *);
+extern int clock_gettime(clockid_t, struct timespec *);
+extern int clock_settime(clockid_t, const struct timespec *);
+extern int clock_nanosleep(clockid_t, int, const struct timespec *, struct timespec *);
 
 #define CLOCK_REALTIME             0
 #define CLOCK_MONOTONIC            1