SL_CTX *ctx, char *name);
 int SSL_CTX_set_srp_password(SSL_CTX *ctx, char *password);
 int SSL_CTX_set_srp_strength(SSL_CTX *ctx, int strength);
 int SSL_CTX_set_srp_cb_arg(SSL_CTX *ctx, void *arg);
 int SSL_CTX_set_srp_username_callback(SSL_CTX *ctx,
                                       int (*cb) (SSL *s, int *ad, void *arg));
 int SSL_CTX_set_srp_client_pwd_callback(SSL_CTX *ctx,
                                         char *(*cb) (SSL *s, void *arg));
 int SSL_CTX_set_srp_verify_param_callback(SSL_CT