From f7b30cdc2272dadcdd55e38b48eb61408cc8ddfa Mon Sep 17 00:00:00 2001
From: Torsten Dreyer <torsten@t3r.de>
Date: Mon, 2 May 2016 17:42:01 +0200
Subject: [PATCH] Try fix windows compile for udns

---
 3rdparty/udns/CMakeLists.txt | 6 ++++++
 3rdparty/udns/config.h.in    | 1 +
 2 files changed, 7 insertions(+)

diff --git a/3rdparty/udns/CMakeLists.txt b/3rdparty/udns/CMakeLists.txt
index c3092297..e4ca6d2f 100644
--- a/3rdparty/udns/CMakeLists.txt
+++ b/3rdparty/udns/CMakeLists.txt
@@ -1,11 +1,17 @@
 include (SimGearComponent)
 INCLUDE (CheckFunctionExists)
 INCLUDE (CheckSymbolExists) 
+include (CheckIncludeFile)
+
 
 CHECK_FUNCTION_EXISTS(poll HAVE_POLL)
 CHECK_FUNCTION_EXISTS(getopt HAVE_GETOPT)
 CHECK_FUNCTION_EXISTS(inet_ntop HAVE_INET_PTON_NTOP)
 CHECK_SYMBOL_EXISTS(AF_INET6 "netinet/in.h" HAVE_IPv6) 
+# WINDOWS should be defined by msvc, should it?
+# somehow it is not, if somebody know a better way to define WINDOWS, please fix
+check_include_file(windows.h  WINDOWS)
+
 
 CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/config.h.in ${CMAKE_BINARY_DIR}/config.h)
 include_directories(${CMAKE_BINARY_DIR})
diff --git a/3rdparty/udns/config.h.in b/3rdparty/udns/config.h.in
index d3068282..5968a3c5 100644
--- a/3rdparty/udns/config.h.in
+++ b/3rdparty/udns/config.h.in
@@ -2,3 +2,4 @@
 #cmakedefine HAVE_GETOPT
 #cmakedefine HAVE_INET_PTON_NTOP
 #cmakedefine HAVE_IPv6
+#cmakedefine WINDOWS
-- 
2.39.5