Hi all, I used to check definitions with #ifdef, but in cases where multiple macros are checked I use #if defined(foo) && defined(bar). Is this defined() check portable/standard? Or is some kind of extension added by GCC? Regards, - dhs -- "Do or do not. There is no try" Yoda Master -- To unsubscribe from this list: send the line "unsubscribe linux-c-programming" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html