diff --git a/include/os.h b/include/os.h
index 2384e02cd..451750fe3 100644
--- a/include/os.h
+++ b/include/os.h
@@ -207,8 +207,6 @@ extern _X_EXPORT void TimerFree(OsTimerPtr /* pTimer */ );
 extern _X_EXPORT void SetScreenSaverTimer(void);
 extern _X_EXPORT void FreeScreenSaverTimer(void);
 
-extern _X_EXPORT void AutoResetServer(int /*sig */ );
-
 extern _X_EXPORT void GiveUp(int /*sig */ );
 
 extern _X_EXPORT void UseMsg(void);
diff --git a/os/osdep.h b/os/osdep.h
index cdcb89a71..4a74c76c9 100644
--- a/os/osdep.h
+++ b/os/osdep.h
@@ -217,4 +217,6 @@ static inline void uname(struct utsname *uts) {
 }
 #endif /* WIN32 */
 
+void AutoResetServer(int sig);
+
 #endif                          /* _OSDEP_H_ */