From 79542ff4f0e89d531c0a45773f447b8ade2a39d2 Mon Sep 17 00:00:00 2001
From: Jean-Claude Michelou <Jean-Claude.Michelou@spinetix.com>
Date: Thu, 13 Sep 2018 18:57:10 +0200
Subject: [PATCH] examples: fixes the missing macro S_ISDIR

The Windows build need the S_ISDIR macro here.
---
 examples/client.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/examples/client.c b/examples/client.c
index 105aff4e..e0a29c71 100644
--- a/examples/client.c
+++ b/examples/client.c
@@ -1077,6 +1077,10 @@ setup_pki(void) {
   return &dtls_pki;
 }
 
+#ifdef _WIN32
+#define S_ISDIR(x) (((x) & S_IFMT) == S_IFDIR)
+#endif
+
 static coap_session_t *
 get_session(
   coap_context_t *ctx,