SSL_SECOP_OTHER_CURVE
case SSL_SECOP_OTHER_CURVE: {
#define SSL_SECOP_CURVE_SUPPORTED (4 | SSL_SECOP_OTHER_CURVE)
#define SSL_SECOP_CURVE_SHARED (5 | SSL_SECOP_OTHER_CURVE)
#define SSL_SECOP_CURVE_CHECK (6 | SSL_SECOP_OTHER_CURVE)