$OpenBSD: patch-ddd_comm-manag_C,v 1.5 2003/10/26 17:30:40 sturm Exp $
--- ddd/comm-manag.C.orig	2003-05-25 01:27:06.000000000 +1000
+++ ddd/comm-manag.C	2003-10-10 12:55:05.000000000 +1000
@@ -86,6 +86,7 @@ char comm_manager_rcsid[] =
 
 #include <ctype.h>
 #include <fstream>
+#include <unistd.h>
 
 
 //-----------------------------------------------------------------------------