NLMSG_ALIGNTO      80 include/uapi/linux/netlink.h #define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) )
NLMSG_ALIGNTO     141 include/uapi/linux/netlink.h #define NL_MMAP_MSG_ALIGNMENT		NLMSG_ALIGNTO