$OpenBSD$
--- gtk/channel-display.c.orig	Mon Jan 21 19:10:18 2013
+++ gtk/channel-display.c	Mon Jan 21 19:11:35 2013
@@ -19,6 +19,10 @@
 #include "config.h"
 #endif
 
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+
 #ifdef HAVE_SYS_SHM_H
 #include <sys/shm.h>
 #endif