Index: fpos.hpp
===================================================================
--- fpos.hpp	(Revision 56628)
+++ fpos.hpp	(Revision 56629)
@@ -1,7 +1,7 @@
 /*
- * Distributed under the Boost Software License, Version 1.0.(See accompanying 
+ * Distributed under the Boost Software License, Version 1.0.(See accompanying
  * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
- * 
+ *
  * See http://www.boost.org/libs/iostreams for documentation.
 
  * File:        boost/iostreams/detail/execute.hpp
@@ -11,7 +11,7 @@
  * Contact:     turkanis at coderage dot com
  *
  * Defines the preprocessor symbol BOOST_IOSTREAMS_HAS_DINKUMWARE_FPOS for
- * platforms that use the implementation of std::fpos from the Dinkumware 
+ * platforms that use the implementation of std::fpos from the Dinkumware
  * Standard Library.
  */
 
@@ -23,7 +23,7 @@
 #endif
 
 # if (defined(_YVALS) || defined(_CPPLIB_VER)) && !defined(__SGI_STL_PORT) && \
-     !defined(_STLPORT_VERSION) && !defined(__QNX__)
+     !defined(_STLPORT_VERSION) && !defined(__QNX__) && !defined(__VXWORKS__)
      /**/
 #  define BOOST_IOSTREAMS_HAS_DINKUMWARE_FPOS
 # endif