_xt_align 106 include/linux/netfilter_bridge/ebtables.h #define EBT_ALIGN(s) (((s) + (__alignof__(struct _xt_align)-1)) & \ _xt_align 107 include/linux/netfilter_bridge/ebtables.h ~(__alignof__(struct _xt_align)-1)) _xt_align 100 include/uapi/linux/netfilter/x_tables.h #define XT_ALIGN(s) __ALIGN_KERNEL((s), __alignof__(struct _xt_align))