+ # If we have Gtk 2.x, then *only* XML 2.x will work.
+ # If we have Gtk 1.x, or don't have Gtk at all, then
+ # either XML 1.x or 2.x will work.
+
+ # First check for XML 2.x.
+ #
+ pkg_check_version libxml-2.0 2.4.6
+
+ # If that didn't work (we don't have XML 2.x) and we *don't* have
+ # Gtk 2.x, then check to see if we have XML 1.x
+ #
+ if test "$ok" = no -a "$have_gtk2" = no; then