From 07b13260ceca8b25b35063aeb36c5c10e78e53aa Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Sun, 15 Jul 2018 08:02:03 -0600
Subject: [PATCH] configs/stm32f4discovery/src/stm32_rgbled.c:  Krassimir
 Cheshmedzhiev claims that sys/types.h needs to be included to avoid
 undeclared 'OK'

---
 configs/stm32f4discovery/src/stm32_rgbled.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configs/stm32f4discovery/src/stm32_rgbled.c b/configs/stm32f4discovery/src/stm32_rgbled.c
index 07e67744aad..70fd65ec196 100644
--- a/configs/stm32f4discovery/src/stm32_rgbled.c
+++ b/configs/stm32f4discovery/src/stm32_rgbled.c
@@ -39,6 +39,7 @@
 
 #include <nuttx/config.h>
 
+#include <sys/types.h>
 #include <errno.h>
 #include <debug.h>