Remove use of `DEAL_II_COMPILER_SUPPORTS_MPI`.

This macro was removed in favor of `DEAL_II_WITH_MPI` in early 2015;
see `doc/news/changes.h` for more information.

diff --git a/source/base/data_out_base.cc b/source/base/data_out_base.cc
index 5749190fb7c881bf0cbec329e3e694e733fb5ba4..cd72d947a7eeccf737cbb92e28322ad92b3aa5d8 100644 (file)
--- a/source/base/data_out_base.cc
+++ b/source/base/data_out_base.cc
@@ -7196,7 +7196,7 @@ void DataOutBase::write_hdf5_parallel (const std::vector<Patch<dim,spacedim> > &
   (void)comm;
   AssertThrow(false, ExcMessage ("HDF5 support is disabled."));
 #else
-#ifndef DEAL_II_COMPILER_SUPPORTS_MPI
+#ifndef DEAL_II_WITH_MPI
   // verify that there are indeed
   // patches to be written out. most
   // of the times, people just forget