mpio.h was incorrectly listed twice, and was incorrectly included in

the distribution tarball (mpio.h is automatically generated and should
not be in the tarball).

This commit was SVN r6028.

src/mca/io/romio/romio-dist/include/Makefile.am

@@ -16,5 +16,5 @@
 
 include $(top_ompi_srcdir)/config/Makefile.options
 
-noinst_HEADERS = mpio.h mpio.h io_romio_conv.h
-
+noinst_HEADERS = io_romio_conv.h
+nodist_noinst_HEADERS = mpio.h