diff --git a/lib/libc/Versions.def b/lib/libc/Versions.def
index eb923dc1eb90..48f2568d59db 100644
--- a/lib/libc/Versions.def
+++ b/lib/libc/Versions.def
@@ -15,3 +15,6 @@ FBSD_1.1 {
 # simple ABI-checking tools.
 FBSDprivate_1.0 {
 } FBSD_1.0;
+
+FBSDprivate_1.1 {
+} FBSD_1.1;
diff --git a/lib/libc/stdio/Symbol.map b/lib/libc/stdio/Symbol.map
index ac93cb21fdca..b8e309920f11 100644
--- a/lib/libc/stdio/Symbol.map
+++ b/lib/libc/stdio/Symbol.map
@@ -149,3 +149,9 @@ FBSDprivate_1.0 {
 	__printf_arginfo_vis;
 	__printf_render_vis;
 };
+
+FBSDprivate_1.1 {
+	__fgetcookie;
+	__fgetpendout;
+	__fsetfileno;
+};