> +#define SKB_HEADER_UNSET_16 ((unsigned short) ~0U) > + The _16 part isn't really correct, the type could be changed and then it would be wrong. I think I might have used SKB_HEADER_OFFSET. David {.n++%ݶw{.n+{G{ayʇڙ,jfhz_(階ݢj"mG?&~iOzv^m ?I