Fix ocaml bindings; add "available_externally" linkage type.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68945 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/bindings/ocaml/llvm/llvm.ml b/bindings/ocaml/llvm/llvm.ml
index 18e1417..438663e 100644
--- a/bindings/ocaml/llvm/llvm.ml
+++ b/bindings/ocaml/llvm/llvm.ml
@@ -38,6 +38,7 @@
 module Linkage = struct
   type t =
   | External
+  | Available_externally
   | Link_once
   | Weak
   | Appending
diff --git a/bindings/ocaml/llvm/llvm.mli b/bindings/ocaml/llvm/llvm.mli
index d9fb11e..06d4b21 100644
--- a/bindings/ocaml/llvm/llvm.mli
+++ b/bindings/ocaml/llvm/llvm.mli
@@ -75,6 +75,7 @@
 module Linkage : sig
   type t =
     External
+  | Available_externally
   | Link_once
   | Weak
   | Appending