Can you please submit the patches in the BTS so that the maintainer of those packages can upload a new version?
#560114 brltty: FTBFS on kfreebsd-* with 8.x kernel headers #561076 hal: FTBFS on kfreebsd-* with 8.x kernel headers #561078 freeglut: FTBFS on kfreebsd-* with 8.x kernel headers Petr