$NetBSD$

--- envy24control/envy24control.h.orig	2018-10-16 08:08:36.000000000 +0000
+++ envy24control/envy24control.h
@@ -4,7 +4,7 @@
 #include <signal.h>
 #include <errno.h>
 #include <assert.h>
-#include <gtk/gtk.h>
+#include <gtk-2.0/gtk/gtk.h>
 #include <alsa/asoundlib.h>
 
 /* Profiles */