diff --git a/lib/System/LICENSE.TXT b/lib/System/LICENSE.TXT
new file mode 100644
index 00000000000..f569da20528
--- /dev/null
+++ b/lib/System/LICENSE.TXT
@@ -0,0 +1,6 @@
+LLVM System Interface Library
+-------------------------------------------------------------------------------
+The LLVM System Interface Library is licensed under the Illinois Open Source 
+License and has the following additional copyright:
+
+Copyright (C) 2004 eXtensible Systems, Inc.