Per discussion during the release process of OMPI v1.4.5

(http://www.open-mpi.org/community/lists/devel/2012/01/10300.php),
state that we do not support ROMIO on BSD platforms.

This commit was SVN r25912.

README

@@ -444,6 +444,10 @@ MPI Functionality and Features
   it to printf for other MPI functions.  Patches and/or suggestions
   would be greatfully appreciated on the Open MPI developer's list.
 
+- ROMIO is not supported on OpenBSD.  You will need to specify the
+  --disable-io-romio flag to configure when building on OpenBSD.
+
+
 Collectives
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