diff --git a/components/libc/compilers/armlibc/stubs.c b/components/libc/compilers/armlibc/stubs.c
index 74ca5fd1f62033b17bebd5b0dbce4892af4f06ea..5ec25ed8b3b53e4d08ab90431e422772538e4f4e 100644
--- a/components/libc/compilers/armlibc/stubs.c
+++ b/components/libc/compilers/armlibc/stubs.c
@@ -327,3 +327,12 @@ int fgetc(FILE *f)
     return -1;
 }
 #endif
+
+#ifndef RT_USING_RTC
+time_t time(time_t *t)
+{
+	time_t time_now = 0;
+	
+	return time_now;
+}
+#endif