diff --git a/qemu/include/qemu/timer.h b/qemu/include/qemu/timer.h
index 6772165b..644a5bc0 100644
--- a/qemu/include/qemu/timer.h
+++ b/qemu/include/qemu/timer.h
@@ -181,8 +181,6 @@ static inline int64_t get_clock(void)
 
 #else
 
-extern int use_rt_clock;
-
 static inline int64_t get_clock(void)
 {
     return get_clock_realtime();
diff --git a/qemu/util/qemu-timer-common.c b/qemu/util/qemu-timer-common.c
index 95e0847c..9c83bcf2 100644
--- a/qemu/util/qemu-timer-common.c
+++ b/qemu/util/qemu-timer-common.c
@@ -41,21 +41,4 @@ static void __attribute__((constructor)) init_get_clock(void)
     }
     clock_freq = freq.QuadPart;
 }
-
-#else
-
-int use_rt_clock;
-
-static void __attribute__((constructor)) init_get_clock(void)
-{
-    use_rt_clock = 0;
-#ifdef CLOCK_MONOTONIC
-    {
-        struct timespec ts;
-        if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
-            use_rt_clock = 1;
-        }
-    }
-#endif
-}
 #endif