--- boost/test/impl/execution_monitor.ipp
+++ boost/test/impl/execution_monitor.ipp
@@ -465,11 +465,13 @@
                                "high priority input available; band event %d",
                                (int)m_sig_info->si_band );
                  break;
+#if defined(POLL_ERR) && defined(POLL_HUP) && (POLL_ERR - POLL_HUP)
              case POLL_HUP:
                  report_error( execution_exception::system_error,
                                "device disconnected; band event %d",
                                (int)m_sig_info->si_band );
                  break;
+#endif
              }
              break;