re-added zto dir with no git info

zerotierone/ext/miniupnpc/upnpdev.h

@@ -0,0 +1,36 @@
+/* $Id: upnpdev.h,v 1.1 2015/08/28 12:14:19 nanard Exp $ */
+/* Project : miniupnp
+ * Web : http://miniupnp.free.fr/
+ * Author : Thomas BERNARD
+ * copyright (c) 2005-2015 Thomas Bernard
+ * This software is subjet to the conditions detailed in the
+ * provided LICENSE file. */
+#ifndef UPNPDEV_H_INCLUDED
+#define UPNPDEV_H_INCLUDED
+
+#include "miniupnpc_declspec.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct UPNPDev {
+	struct UPNPDev * pNext;
+	char * descURL;
+	char * st;
+	unsigned int scope_id;
+	char * usn;
+	char buffer[3];
+};
+
+/* freeUPNPDevlist()
+ * free list returned by upnpDiscover() */
+MINIUPNP_LIBSPEC void freeUPNPDevlist(struct UPNPDev * devlist);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* UPNPDEV_H_INCLUDED */