PARAM_LINK_DUPLEX
{ PARAM_LINK_DUPLEX, 0, 2, 0, "-link_duplex" },
{ PARAM_LINK_DUPLEX, 0, 2, 0, "-link_duplex" },
#define param_link_duplex nd_params[PARAM_LINK_DUPLEX].ndp_val
#define param_link_duplex nd_params[PARAM_LINK_DUPLEX].ndp_val
{ PARAM_LINK_DUPLEX, 0, 2, 0, "-link_duplex" },
{ PARAM_LINK_DUPLEX, 0, 2, 0, "-link_duplex" },
case PARAM_LINK_DUPLEX:
gem_param_get, NULL, PARAM_LINK_DUPLEX);