> This is tolower/toupper()? Do there exist locales where tolower/toupper > on ASCII input do weird things, or are we merely hypothesizing? Turkish is the famous one for this and usually causes internationalisation chaos. So yes they exist, and there are worse more esoteric cases. There are good reasons sed and friends support classes as well as old C locale style ranges. Alan -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html