Fix disclaimer reference.


git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@1971 4407c894-4637-0410-b4f5-ada5f102cad1
diff --git a/mingw-w64-headers/include/winnt.h b/mingw-w64-headers/include/winnt.h
index bd5603b..6504d72 100644
--- a/mingw-w64-headers/include/winnt.h
+++ b/mingw-w64-headers/include/winnt.h
@@ -1,7 +1,7 @@
 /**
  * This file has no copyright assigned and is placed in the Public Domain.
  * This file is part of the w64 mingw-runtime package.
- * No warranty is given; refer to the file DISCLAIMER within this package.
+ * No warranty is given; refer to the file DISCLAIMER.PD within this package.
  */
 #ifndef _WINNT_
 #define _WINNT_