Index: src/osipparser2/osip_port.c
--- src/osipparser2/osip_port.c.orig
+++ src/osipparser2/osip_port.c
@@ -877,7 +877,7 @@ int __osip_port_gettimeofday(struct timeval *tp, void 
   tp->tv_usec = timebuffer.millitm * 1000;
   return OSIP_SUCCESS;
 }
-#elif defined(__linux)
+#elif defined(__linux) || defined(__OpenBSD__)
 #include <sys/time.h>
 #define __osip_port_gettimeofday gettimeofday
 #elif defined(__APPLE__)
