Just curl 'http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD' > config/config.sub curl 'http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD' > config/config.guess Those files are 5 years old and failed to guess new archs ("ppc64-linux")
Autoreconf doesn't install these if you're not using Automake.