From 40a3c52d05cbf9a57c8ed595cb8a546e66dd13e4 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Sun, 22 Jan 2012 22:27:16 -0500
Subject: [PATCH] Fix compilation of windows evutil_check_ifaddrs

---
 evutil.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/evutil.c b/evutil.c
index 8d6ab88d..4f0cfcd2 100644
--- a/evutil.c
+++ b/evutil.c
@@ -576,6 +576,11 @@ evutil_found_ifaddr(const struct sockaddr *sa)
 	}
 }
 
+#ifdef _WIN32
+typedef ULONG (WINAPI *GetAdaptersAddresses_fn_t)(
+              ULONG, ULONG, PVOID, PIP_ADAPTER_ADDRESSES, PULONG);
+#endif
+
 static int
 evutil_check_ifaddrs(void)
 {
@@ -627,7 +632,7 @@ evutil_check_ifaddrs(void)
 	if (res == ERROR_BUFFER_OVERFLOW) {
 		/* we didn't guess that we needed enough space; try again */
 		mm_free(addresses);
-		addresses = tor_malloc(size);
+		addresses = mm_malloc(size);
 		if (!addresses)
 			goto done;
 		res = fn(AF_UNSPEC, FLAGS, NULL, addresses, &size);
@@ -635,7 +640,6 @@ evutil_check_ifaddrs(void)
 	if (res != NO_ERROR)
 		goto done;
 
-	result = smartlist_create();
 	for (address = addresses; address; address = address->Next) {
 		IP_ADAPTER_UNICAST_ADDRESS *a;
 		for (a = address->FirstUnicastAddress; a; a = a->Next) {