[1] [CITE[fprintf]] ([TIME[2009-03-20 15:19:14 +09:00]] 版) <http://www.opengroup.org/onlinepubs/009695399/functions/fprintf.html>

[2] [CITE@en[GNU `gettext' utilities]] ([TIME[2009-03-20 11:59:11 +09:00]] 版) <http://www.gnu.org/software/gettext/manual/gettext.html#c-format>