mac_margin_remove
VERIFY3S(mac_margin_remove(mh, margin), ==, 0);
VERIFY0(mac_margin_remove(port->lp_mh, port->lp_margin));
(void) mac_margin_remove(mh, blp->bl_margin);
VERIFY(mac_margin_remove(vnic->vn_lower_mh,
VERIFY(mac_margin_remove(vnic->vn_lower_mh,
VERIFY(mac_margin_remove(vnic->vn_lower_mh,
VERIFY(mac_margin_remove(vnic->vn_lower_mh,
(void) mac_margin_remove(vnic->vn_lower_mh, vnic->vn_margin);
extern int mac_margin_remove(mac_handle_t, uint32_t);
extern int mac_margin_remove(mac_handle_t, uint32_t);