$OpenBSD: patch-src_celengine_astro_cpp,v 1.2 2008/05/10 17:25:52 ajacoutot Exp $
--- src/celengine/astro.cpp.orig	Wed Apr 23 23:17:16 2008
+++ src/celengine/astro.cpp	Sat May 10 17:35:15 2008
@@ -459,7 +459,7 @@ const char* astro::Date::toCStr(Format format) const
 {
     static char date[255];
 
-#ifdef __GNUC__
+#if defined __GNUC__ && !defined __OpenBSD__
     struct tm cal_time;
     memset(&cal_time, 0, sizeof(cal_time));
     cal_time.tm_year = year-1900;
