From fa95b5794c5ab46bb62d8f6fc29efed57b7e4084 Mon Sep 17 00:00:00 2001
From: Thomas Faber <thomas.faber@reactos.org>
Date: Tue, 14 Jan 2014 21:04:39 +0000
Subject: [PATCH] [LWIP] - Fix warning. Already applied upstream. [CMAKE] -
 Make C4013 (implicit function declaration) an error CORE-7538

svn path=/trunk/; revision=61627
---
 reactos/cmake/msvc.cmake                 | 11 ++++++++---
 reactos/lib/drivers/lwip/src/api/tcpip.c |  1 +
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/reactos/cmake/msvc.cmake b/reactos/cmake/msvc.cmake
index 23b32bb3475..9d3bb81b7f4 100644
--- a/reactos/cmake/msvc.cmake
+++ b/reactos/cmake/msvc.cmake
@@ -33,11 +33,16 @@ if(MSVC_VERSION GREATER 1799 AND NOT MSVC_IDE)
     add_compile_flags("/FS")
 endif ()
 
-# C++ exception specification ignored... yeah we don't care
+# Disable overly sensitive warnings as well as those that generally aren't
+# useful to us.
+# - TODO: C4018: signed/unsigned mismatch
+# - TODO: C4244: integer truncation
+# - C4290: C++ exception specification ignored
+#add_compile_flags("/wd4018 /wd4244 /wd4290")
 add_compile_flags("/wd4290")
 
 # The following warnings are treated as errors:
-# - TODO: C4013: implicit function declaration
+# - C4013: implicit function declaration
 # - C4022: pointer type mismatch for parameter
 # - TODO: C4028: formal parameter different from declaration
 # - C4047: different level of indirection
@@ -49,7 +54,7 @@ add_compile_flags("/wd4290")
 # - TODO: C4133: incompatible types
 # - C4229: modifiers on data are ignored
 # - C4700: uninitialized variable usage
-add_compile_flags("/we4022 /we4047 /we4098 /we4113 /we4129 /we4229 /we4700")
+add_compile_flags("/we4013 /we4022 /we4047 /we4098 /we4113 /we4129 /we4229 /we4700")
 
 # Enable warnings above the default level, but don't treat them as errors:
 # - C4115: named type definition in parentheses
diff --git a/reactos/lib/drivers/lwip/src/api/tcpip.c b/reactos/lib/drivers/lwip/src/api/tcpip.c
index 18d5f679f40..cb3cead1384 100644
--- a/reactos/lib/drivers/lwip/src/api/tcpip.c
+++ b/reactos/lib/drivers/lwip/src/api/tcpip.c
@@ -46,6 +46,7 @@
 #include "lwip/pbuf.h"
 #include "lwip/tcpip.h"
 #include "lwip/init.h"
+#include "lwip/ip.h"
 #include "netif/etharp.h"
 #include "netif/ppp_oe.h"