Set flag for the Absoft compiler so that it doesn't complain

incessantly about ignore TKR pragmas that it doesn't understand.

This commit was SVN r27124.

ompi/config/ompi_setup_fc.m4

@@ -107,6 +107,22 @@ AC_DEFUN([OMPI_SETUP_FC],[
                ;;
            esac])
     AC_SUBST(OMPI_FORTRAN_EXTRA_SHARED_LIBRARY_FLAGS)
+
+    # The Absoft compiler does not like the fact that we use lots of
+    # "ignore TKR" comment pragmas that it doesn't understand, and
+    # will warn about them.  From Tony Goetz at Absoft, we can use the
+    # -Z790 flag to quell these warnings.
+    AC_MSG_CHECKING([for $FC warnings flags])
+    fc_version=`$FC --version 2>&1`
+    case "$fc_version" in
+    *Absoft*)
+        AC_MSG_RESULT([-Z790])
+        FCFLAGS="$FCFLAGS -Z790"
+        ;;
+    *)
+        AC_MSG_RESULT([none])
+        ;;
+    esac
     
     # If we're still good, then save the extra file types.  Do this last
     # because it implies tests that should be invoked by the above tests