It also fixes the sparcv9-linux-gnu-disable-multi-arch configuration. The resulting sparc possible build permutations are: - sparc64-linux-gnu - sparcv9-linux-gnu - sparcv8-linux-gnu-leon3 (from extra_glibcs) - sparc64-linux-gnu-disable-multi-arch (from extra_glibcs) - sparcv9-linux-gnu-disable-multi-arch (from extra_glibcs)