+ # Ensure up-to-date versions of config.sub and config.guess
+ -test -r /usr/share/misc/config.sub && cp -f /usr/share/misc/config.sub config.sub
+ -test -r /usr/share/misc/config.guess && cp -f /usr/share/misc/config.guess config.guess
+ -rm -f configure-stamp build-indep-stamp build-arch-stamp
+ -test -r Makefile && $(MAKE) clean