clean|distclean|build|retry)
		mode="$1"
		shift
		;;
esac

# Determine which Tcl version to build
TCLVERS="8.6.6"
TCLVERS="8.6.7"
if echo "$1" | grep '^[0-9][0-9]*\.' >/dev/null || echo "$1" | egrep '^(cvs|fossil)_' >/dev/null; then
	TCLVERS="$1"

	shift
fi
export TCLVERS