$OpenBSD: patch-vcl_Library_desktop_detector_mk,v 1.4 2016/03/01 21:39:58 robert Exp $
--- vcl/Library_desktop_detector.mk.orig.port	Thu Feb 11 07:14:55 2016
+++ vcl/Library_desktop_detector.mk	Thu Feb 11 07:15:10 2016
@@ -22,6 +22,7 @@ $(eval $(call gb_Library_Library,desktop_detector))
 $(eval $(call gb_Library_set_include,desktop_detector,\
     $$(INCLUDE) \
     -I$(SRCDIR)/vcl/inc \
+	-I/usr/X11R6/include \
 ))
 
 $(eval $(call gb_Library_add_defs,desktop_detector,\
