mod_ssl: Fix -Werror=unused-value in ssl_var_lookup_ssl_cert_data().
@@ -92,7 +92,7 @@ static const char *ssl_var_lookup_ssl_cert_data(apr_pool_t *p, X509 *xs,
BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
b64 = BIO_push(b64, bio);
i2d_X509_bio(b64, xs);
- BIO_flush(b64); /* ensures trailing bytes are padded */
+ (void)BIO_flush(b64); /* ensures trailing bytes are padded */
BIO_pop(b64);
BIO_free(b64);
}
