OSSL_CAPABILITY_TLS_SIGALG_OID
OSSL_PARAM_utf8_string(OSSL_CAPABILITY_TLS_SIGALG_OID, \
p = OSSL_PARAM_locate_const(params, OSSL_CAPABILITY_TLS_SIGALG_OID);
OSSL_PARAM_utf8_string(OSSL_CAPABILITY_TLS_SIGALG_OID,
OSSL_PARAM_utf8_string(OSSL_CAPABILITY_TLS_SIGALG_OID,
OSSL_PARAM_utf8_string(OSSL_CAPABILITY_TLS_SIGALG_OID,