SSL_CTRL_MODE
SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
case SSL_CTRL_MODE:
case SSL_CTRL_MODE: