$OpenBSD$
--- indra/llmessage/net.cpp.orig	Sun Dec  2 20:30:42 2007
+++ indra/llmessage/net.cpp	Sun Dec  2 20:31:10 2007
@@ -29,6 +29,8 @@
  * $/LicenseInfo$
  */
 
+#include <unistd.h>
+
 #include "linden_common.h"
 
 #include "net.h"
