Added LLVM header notice.

llvm-svn: 9302
diff --git a/llvm/include/Config/link.h b/llvm/include/Config/link.h
index a003e24..f094fec 100644
--- a/llvm/include/Config/link.h
+++ b/llvm/include/Config/link.h
@@ -1,5 +1,10 @@
-/*
- * Header file: link.h
+/* 
+ *                     The LLVM Compiler Infrastructure
+ *
+ * This file was developed by the LLVM research group and is distributed under
+ * the University of Illinois Open Source License. See LICENSE.TXT for details.
+ * 
+ ******************************************************************************
  *
  * Description:
  *	This header file is the autoconf replacement for link.h (if it lives