$OpenBSD$
--- src/osgDB/FileUtils.cpp.orig	Tue Aug 30 22:03:05 2011
+++ src/osgDB/FileUtils.cpp	Tue Aug 30 22:03:32 2011
@@ -76,7 +76,7 @@ typedef char TCHAR;
     #if (MAC_OS_X_VERSION_MAX_ALLOWED <= 1040)
         #define stat64 stat
     #endif
-#elif defined(__CYGWIN__) || defined(__FreeBSD__) || (defined(__hpux) && !defined(_LARGEFILE64_SOURCE))
+#elif defined(__CYGWIN__) || defined(__FreeBSD__) || defined(__OpenBSD__) || (defined(__hpux) && !defined(_LARGEFILE64_SOURCE))
     #define stat64 stat
 #endif