From 5e06ec8409cc0811b047008da3556eb9b3e13021 Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Wed, 14 May 2008 16:14:35 +0000
Subject: skip checks for Windows specific header files when build target is
 not a native Windows one

---
 ares/configure.ac | 34 ++++++++++++++++++++++------------
 1 file changed, 22 insertions(+), 12 deletions(-)

(limited to 'ares/configure.ac')

diff --git a/ares/configure.ac b/ares/configure.ac
index da728edac..d1755bb14 100644
--- a/ares/configure.ac
+++ b/ares/configure.ac
@@ -123,6 +123,28 @@ dnl gethostbyname_r() version
 dnl **********************************************************************
 CURL_DETECT_ICC([CFLAGS="$CFLAGS -we 147"])
 
+dnl **********************************************************************
+dnl Make sure that our checks for headers windows.h winsock.h winsock2.h 
+dnl and ws2tcpip.h take precedence over any other further checks which 
+dnl could be done later using AC_CHECK_HEADER or AC_CHECK_HEADERS for
+dnl this specific header files. And do them before its results are used.
+dnl **********************************************************************
+
+CURL_CHECK_HEADER_WINDOWS
+CURL_CHECK_NATIVE_WINDOWS
+case X-"$ac_cv_native_windows" in
+  X-yes)
+    CURL_CHECK_HEADER_WINSOCK
+    CURL_CHECK_HEADER_WINSOCK2
+    CURL_CHECK_HEADER_WS2TCPIP
+    ;;
+  *)
+    ac_cv_header_winsock_h="no"
+    ac_cv_header_winsock2_h="no"
+    ac_cv_header_ws2tcpip_h="no"
+    ;;
+esac
+
 dnl **********************************************************************
 dnl platform/compiler/architecture specific checks/flags
 dnl **********************************************************************
@@ -365,18 +387,6 @@ dnl **********************************************************************
 dnl Checks for header files.
 AC_HEADER_STDC
 
-dnl **********************************************************************
-dnl Make sure that our checks for headers windows.h winsock.h winsock2.h 
-dnl and ws2tcpip.h take precedence over any other further checks which 
-dnl could be done later using AC_CHECK_HEADER or AC_CHECK_HEADERS for
-dnl this specific header files. And do them before its results are used.
-dnl **********************************************************************
-
-CURL_CHECK_HEADER_WINDOWS
-CURL_CHECK_HEADER_WINSOCK
-CURL_CHECK_HEADER_WINSOCK2
-CURL_CHECK_HEADER_WS2TCPIP
-
 CURL_CHECK_HEADER_MALLOC
 
 dnl check for a few basic system headers we need
-- 
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