From 09aa6ebc856667e0914155aae0104f65a4d6c4a9 Mon Sep 17 00:00:00 2001
From: Angus Gratton <angus@espressif.com>
Date: Thu, 1 Sep 2016 08:28:03 +1000
Subject: [PATCH] lwip Makefile: Add POSIX headers to include path to #include
 <sys/sockets.h>, etc, works.

---
 components/lwip/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/lwip/Makefile b/components/lwip/Makefile
index e159c25c2d..cf9c361f5a 100644
--- a/components/lwip/Makefile
+++ b/components/lwip/Makefile
@@ -2,7 +2,7 @@
 # Component Makefile
 #
 
-COMPONENT_ADD_INCLUDEDIRS := include/lwip include/lwip/port
+COMPONENT_ADD_INCLUDEDIRS := include/lwip include/lwip/port include/lwip/posix
 
 COMPONENT_SRCDIRS := api apps/sntp apps core/ipv4 core/ipv6 core netif port/freertos port/netif port