$OpenBSD: patch-vcl_unx_generic_app_wmadaptor_cxx,v 1.3 2018/02/05 17:15:05 robert Exp $
Index: vcl/unx/generic/app/wmadaptor.cxx
--- vcl/unx/generic/app/wmadaptor.cxx.orig
+++ vcl/unx/generic/app/wmadaptor.cxx
@@ -20,6 +20,7 @@
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
 
 #include <sal/alloca.h>
 #include <rtl/locale.h>
