TLS1_AD_CERTIFICATE_UNOBTAINABLE
#define SSL_AD_CERTIFICATE_UNOBTAINABLE TLS1_AD_CERTIFICATE_UNOBTAINABLE
case TLS1_AD_CERTIFICATE_UNOBTAINABLE:
case TLS1_AD_CERTIFICATE_UNOBTAINABLE:
return TLS1_AD_CERTIFICATE_UNOBTAINABLE;