PARAM_LINK_STATUS
{ PARAM_LINK_STATUS, 0, 1, 0, "-link_status" },
{ PARAM_LINK_STATUS, 0, 1, 0, "-link_status" },
#define param_link_up nd_params[PARAM_LINK_STATUS].ndp_val
#define param_link_up nd_params[PARAM_LINK_STATUS].ndp_val
{ PARAM_LINK_STATUS, 0, 1, 0, "-link_status" },
{ PARAM_LINK_STATUS, 0, 1, 0, "-link_status" },
case PARAM_LINK_STATUS:
gem_param_get, NULL, PARAM_LINK_STATUS);