IAKERB_AP_REQ
if (ctx->state == IAKERB_AP_REQ) {
ctx->state = IAKERB_AP_REQ;
case IAKERB_AP_REQ:
assert(ctx->state != IAKERB_AP_REQ);
*state = IAKERB_AP_REQ;
if (ctx->state != IAKERB_AP_REQ) {