$OpenBSD: patch-src_BaseSocket_hpp,v 1.1.1.1 2019/09/18 16:34:03 sthen Exp $

Index: src/BaseSocket.hpp
--- src/BaseSocket.hpp.orig
+++ src/BaseSocket.hpp
@@ -12,6 +12,7 @@
 #include <string>
 #include <sys/types.h>
 #include <sys/socket.h>
+#include <sys/select.h>
 #include <sys/un.h>
 #include <exception>
 #include <netinet/in.h>
