From 70ed671edf618a0508d2f06ddb80e5813aca5e68 Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Wed, 18 Oct 2006 15:57:49 +0000
Subject: [PATCH] Introduce symbol USE_WINSOCK which will be defined when using
 winsock or winsock2 API.

---
 setup.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/setup.h b/setup.h
index 70af3be..3b97e27 100644
--- a/setup.h
+++ b/setup.h
@@ -69,6 +69,22 @@
 #  endif
 #endif
 
+/*
+ * Define USE_WINSOCK to 2 if we have and use WINSOCK2 API, else
+ * define USE_WINSOCK to 1 if we have and use WINSOCK  API, else
+ * undefine USE_WINSOCK.
+ */
+
+#undef USE_WINSOCK
+
+#ifdef HAVE_WINSOCK2_H
+#  define USE_WINSOCK 2
+#else
+#  ifdef HAVE_WINSOCK_H
+#    define USE_WINSOCK 1
+#  endif
+#endif
+
 /*
  * Work-arounds for systems without configure support
  */