Fix breakage on _WIN32_WINNT>=0x0600 due to if_indextoname,

it is wrapped in a very odd way on Windows, both the includes
and required libraries. Using a pragma to create a link time
resolution for the required lib is simplest.

Submitted by: jeking3
1fb97b8


git-svn-id: https://svn.apache.org/repos/asf/apr/apr/branches/1.7.x@1839494 13f79535-47bb-0310-9956-ffa450edef68

Author: wrowe

network_io/unix/sockaddr.c

@@ -29,6 +29,11 @@
 #include <net/if.h>
 #endif
 
+#if defined(HAVE_IF_INDEXTONAME) && defined(_MSC_VER)
+#include <Iphlpapi.h>
+#pragma comment(lib, "Iphlpapi.lib")
+#endif
+
 #define APR_WANT_STRFUNC
 #include "apr_want.h"