Remove the sym links before we try to create them, otherwise if you

run "make install" twice in a row (or some other variant), you'll get
an error.

This commit was SVN r8990.

ompi/mpi/f90/Makefile.am

@@ -266,8 +266,10 @@ DISTCLEANFILES = $(nodist_libmpi_f90_a_SOURCES)
 if OMPI_WANT_F90_BINDINGS
 install-exec-hook:
 	@ for file in `ls *.mod`; do \
+          rm -f $$file $(DESTDIR)$(libdir); \
 	  echo $(INSTALL) $$file $(DESTDIR)$(libdir); \
 	  $(INSTALL) $$file $(DESTDIR)$(libdir); \
+	  rm -f $(DESTDIR)$(includedir)/$$file ; \
 	  echo $(LN_S) $(DESTDIR)$(libdir)/$$file $(DESTDIR)$(includedir)/$$file ; \
 	  $(LN_S) $(DESTDIR)$(libdir)/$$file $(DESTDIR)$(includedir)/$$file ; \
 	done