This test was probably fixed with the recent fixes regarding
polyglossia by Jürgen and Georg.
# XeTeX/LuaTeX with system fonts.
export/doc/(|de/|es/|fr/)Customization_pdf4_systemF
export/doc/(es/|fr/)Math_dvi3_systemF
# XeTeX/LuaTeX with system fonts.
export/doc/(|de/|es/|fr/)Customization_pdf4_systemF
export/doc/(es/|fr/)Math_dvi3_systemF
-export/doc/(|de/|es/|fr/)Math_pdf4_systemF
+export/doc/(|de/|es/)Math_pdf4_systemF
export/doc/attic/eu_Additional_pdf4_systemF
export/doc/attic/pl_Additional_pdf4_systemF
export/doc/(de|es|fr)/EmbeddedObjects_pdf4_systemF
export/doc/attic/eu_Additional_pdf4_systemF
export/doc/attic/pl_Additional_pdf4_systemF
export/doc/(de|es|fr)/EmbeddedObjects_pdf4_systemF