diff --git a/include/os.h b/include/os.h
index 41b638bbb..af838359d 100644
--- a/include/os.h
+++ b/include/os.h
@@ -370,12 +370,6 @@ extern _X_EXPORT void
 ResetHosts(const char *display);
 
 #ifndef NO_LOCAL_CLIENT_CRED
-extern _X_EXPORT void
-EnableLocalUser(void);
-
-extern _X_EXPORT void
-DisableLocalUser(void);
-
 extern _X_EXPORT void
 LocalAccessScopeUser(void);
 #endif
diff --git a/os/access.c b/os/access.c
index 3ba1a8cbf..352506bec 100644
--- a/os/access.c
+++ b/os/access.c
@@ -260,6 +260,11 @@ static void siTypesInitialize(void);
 static void EnableLocalHost(void);
 static void DisableLocalHost(void);
 
+#ifndef NO_LOCAL_CLIENT_CRED
+static void EnableLocalUser(void);
+static void DisableLocalUser(void);
+#endif
+
 /*
  * called when authorization is not enabled to add the
  * local host to the access list
@@ -348,8 +353,7 @@ out:
     return length;
 }
 
-void
-EnableLocalUser(void)
+static void EnableLocalUser(void)
 {
     char *addr = NULL;
     int length = -1;
@@ -364,8 +368,7 @@ EnableLocalUser(void)
     free(addr);
 }
 
-void
-DisableLocalUser(void)
+static void DisableLocalUser(void)
 {
     char *addr = NULL;
     int length = -1;