SSL_CTX_set1_cert_comp_preference
int SSL_CTX_set1_cert_comp_preference(SSL_CTX *ctx, int *algs, size_t len);
if (!TEST_true(SSL_CTX_set1_cert_comp_preference(sctx, server_pref, 2)))
if (!TEST_true(SSL_CTX_set1_cert_comp_preference(cctx, client_pref, 1)))
if (!TEST_true(SSL_CTX_set1_cert_comp_preference(sctx, server_pref, OSSL_NELEM(server_pref))))
if (!TEST_true(SSL_CTX_set1_cert_comp_preference(cctx, client_pref, OSSL_NELEM(client_pref))))