bswap16
#define htobe16(x) bswap16((x))
#define be16toh(x) bswap16((x))
#define htole16(x) bswap16((x))
#define le16toh(x) bswap16((x))
csum = bswap16(sc_if->msk_csum & 0xFFFF);
bswap16((rxvlan & RL_RDESC_VLANCTL_DATA));
vlanctl |= bswap16((*m_head)->m_pkthdr.ether_vtag) |
bswap16(rxctl & VGE_RDCTL_VLANID);
#define htobe16(x) bswap16((x))
#define be16toh(x) bswap16((x))
#define htole16(x) bswap16((x))
#define le16toh(x) bswap16((x))
#define swap16(x) bswap16(x)