nxge_intr_remove
if (nxge_intr_remove(nxge, VP_BOUND_TX, channel) != NXGE_OK) {
if (nxge_intr_remove(nxge, VP_BOUND_RX, channel) != NXGE_OK) {
extern nxge_status_t nxge_intr_remove(nxge_t *, vpc_type_t, int);