From 62c264bcdbcc3009d902300bbccbe11e569dc775 Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Sun, 30 Sep 2007 02:12:11 +0000
Subject: check availability of <netinet/tcp.h>

---
 ares/ares_process.c | 14 ++++++++++++--
 ares/configure.ac   |  1 +
 2 files changed, 13 insertions(+), 2 deletions(-)

(limited to 'ares')

diff --git a/ares/ares_process.c b/ares/ares_process.c
index 0a133a27f..4ff918e22 100644
--- a/ares/ares_process.c
+++ b/ares/ares_process.c
@@ -21,14 +21,24 @@
 #include "nameser.h"
 
 #else
+#ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
+#endif
 #ifdef HAVE_SYS_UIO_H
 #include <sys/uio.h>
 #endif
-#include <netinet/tcp.h>   /* for TCP_NODELAY */
-#include <netinet/in.h>
+#ifdef HAVE_NETINET_IN_H
+#include <netinet/in.h> /* <netinet/tcp.h> may need it */
+#endif
+#ifdef HAVE_NETINET_TCP_H
+#include <netinet/tcp.h> /* for TCP_NODELAY */
+#endif
+#ifdef HAVE_NETDB_H
 #include <netdb.h>
+#endif
+#ifdef HAVE_ARPA_NAMESER_H
 #include <arpa/nameser.h>
+#endif
 #ifdef HAVE_ARPA_NAMESER_COMPAT_H
 #include <arpa/nameser_compat.h>
 #endif
diff --git a/ares/configure.ac b/ares/configure.ac
index 874901d9e..22fb4b35d 100644
--- a/ares/configure.ac
+++ b/ares/configure.ac
@@ -340,6 +340,7 @@ AC_CHECK_HEADERS(
        sys/param.h \
        netdb.h \
        netinet/in.h \
+       netinet/tcp.h \
        net/if.h \
        errno.h \
        stdbool.h \
-- 
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