From: Ricardo Ribalda Delgado > Improves readability of the code Personally I don't find macros like BIT() improve the readability at all. What next? Maybe: #define ADD(a, b) ((a) + (b)) David -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html