SSL_OP_BIT
#define SSL_OP_NO_EXTENDED_MASTER_SECRET SSL_OP_BIT(0)
#define SSL_OP_CLEANSE_PLAINTEXT SSL_OP_BIT(1)
#define SSL_OP_LEGACY_SERVER_CONNECT SSL_OP_BIT(2)
#define SSL_OP_ENABLE_KTLS SSL_OP_BIT(3)
#define SSL_OP_TLSEXT_PADDING SSL_OP_BIT(4)
#define SSL_OP_SAFARI_ECDHE_ECDSA_BUG SSL_OP_BIT(6)
#define SSL_OP_IGNORE_UNEXPECTED_EOF SSL_OP_BIT(7)
#define SSL_OP_ALLOW_CLIENT_RENEGOTIATION SSL_OP_BIT(8)
#define SSL_OP_DISABLE_TLSEXT_CA_NAMES SSL_OP_BIT(9)
#define SSL_OP_ALLOW_NO_DHE_KEX SSL_OP_BIT(10)
#define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS SSL_OP_BIT(11)
#define SSL_OP_NO_QUERY_MTU SSL_OP_BIT(12)
#define SSL_OP_COOKIE_EXCHANGE SSL_OP_BIT(13)
#define SSL_OP_NO_TICKET SSL_OP_BIT(14)
#define SSL_OP_CISCO_ANYCONNECT SSL_OP_BIT(15)
#define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION SSL_OP_BIT(16)
#define SSL_OP_NO_COMPRESSION SSL_OP_BIT(17)
#define SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION SSL_OP_BIT(18)
#define SSL_OP_NO_ENCRYPT_THEN_MAC SSL_OP_BIT(19)
#define SSL_OP_ENABLE_MIDDLEBOX_COMPAT SSL_OP_BIT(20)
#define SSL_OP_PRIORITIZE_CHACHA SSL_OP_BIT(21)
#define SSL_OP_CIPHER_SERVER_PREFERENCE SSL_OP_BIT(22)
#define SSL_OP_TLS_ROLLBACK_BUG SSL_OP_BIT(23)
#define SSL_OP_NO_ANTI_REPLAY SSL_OP_BIT(24)
#define SSL_OP_NO_SSLv3 SSL_OP_BIT(25)
#define SSL_OP_NO_TLSv1 SSL_OP_BIT(26)
#define SSL_OP_NO_TLSv1_2 SSL_OP_BIT(27)
#define SSL_OP_NO_TLSv1_1 SSL_OP_BIT(28)
#define SSL_OP_NO_TLSv1_3 SSL_OP_BIT(29)
#define SSL_OP_NO_DTLSv1 SSL_OP_BIT(26)
#define SSL_OP_NO_DTLSv1_2 SSL_OP_BIT(27)
#define SSL_OP_NO_RENEGOTIATION SSL_OP_BIT(30)
#define SSL_OP_CRYPTOPRO_TLSEXT_BUG SSL_OP_BIT(31)
#define SSL_OP_NO_TX_CERTIFICATE_COMPRESSION SSL_OP_BIT(32)
#define SSL_OP_NO_RX_CERTIFICATE_COMPRESSION SSL_OP_BIT(33)
#define SSL_OP_ENABLE_KTLS_TX_ZEROCOPY_SENDFILE SSL_OP_BIT(34)
#define SSL_OP_PREFER_NO_DHE_KEX SSL_OP_BIT(35)