$OpenBSD: patch-daemon_http-tx-mgr_c,v 1.4 2017/03/16 09:08:22 kirby Exp $
--- daemon/http-tx-mgr.c.orig	Tue Feb 21 09:00:11 2017
+++ daemon/http-tx-mgr.c	Sun Mar 12 15:35:02 2017
@@ -66,6 +66,10 @@
 #define USER_AGENT_OS "BSD"
 #endif
 
+#if defined __FreeBSD__ || defined __NetBSD__ || defined __OpenBSD__
+#define USER_AGENT_OS "BSD"
+#endif
+
 struct _Connection {
     CURL *curl;
     gint64 ctime;               /* Used to clean up unused connection. */
