--set-customization-variable CLOSE_QUOTE_SYMBOL=\" \
--set-customization-variable OPEN_QUOTE_SYMBOL=\" \
-o $html www.texi
-find $html -type d -exec chmod 755 {} \;
-find $html -type f -exec chmod 644 {} \;
+find $html -type d -exec chmod 755 {} +
+find $html -type f -exec chmod 644 {} +