Try to fix issue zaphoyd#599 with an untested patch

This might fix issue zaphoyd#599, but I have no clues about what does it mean

websocketpp/transport/asio/security/tls.hpp

@@ -355,8 +355,13 @@ class connection : public lib::enable_shared_from_this<connection> {
     template <typename ErrorCodeType>
     lib::error_code translate_ec(ErrorCodeType ec) {
         if (ec.category() == lib::asio::error::get_ssl_category()) {
+#if defined SSL_R_SHORT_READ
             if (ERR_GET_REASON(ec.value()) == SSL_R_SHORT_READ) {
                 return make_error_code(transport::error::tls_short_read);
+#else
+            if (ERR_GET_REASON(ec.value()) == boost::asio::ssl::error::stream_truncated) {
+                return make_error_code(boost::asio::ssl::error::stream_truncated);
+#endif
             } else {
                 // We know it is a TLS related error, but otherwise don't know
                 // more. Pass through as TLS generic.