* Make sure to add the FCFLAGS_f90 variable to FCFLAGS. This is the magic

that the compiler might need to inform the compiler that a .f90 extension
  means "this is Fortran 90 code".  Fortran compilers are so weird.

  refs trac:284

This commit was SVN r11280.

The following Trac tickets were found above:
  Ticket 284 --> https://svn.open-mpi.org/trac/ompi/ticket/284

ompi/mpi/f90/Makefile.am

@@ -52,7 +52,7 @@ SUBDIRS = scripts
 
 AM_FCFLAGS = -I$(top_builddir)/ompi/include -I$(top_srcdir)/ompi/include \
              $(OMPI_FC_MODULE_FLAG). -I$(srcdir) \
-             -I$(top_builddir)/ompi/mpi/f90
+             -I$(top_builddir)/ompi/mpi/f90 $(FCFLAGS_f90)
 
 # Do different things if the top-level configure decided that we're
 # going to build F90 bindings or not.