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-rw-r--r--nuttx/arch/sim/src/up_internal.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/nuttx/arch/sim/src/up_internal.h b/nuttx/arch/sim/src/up_internal.h
index 250bf0e06..1b90c3809 100644
--- a/nuttx/arch/sim/src/up_internal.h
+++ b/nuttx/arch/sim/src/up_internal.h
@@ -1,7 +1,7 @@
/**************************************************************************
* up_internal.h
*
- * Copyright (C) 2007 Gregory Nutt. All rights reserved.
+ * Copyright (C) 2007, 2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
@@ -40,6 +40,7 @@
* Included Files
**************************************************************************/
+#include <sys/types.h>
#include <nuttx/irq.h>
/**************************************************************************