diff --git a/adhoc/adhoc.h b/adhoc/adhoc.h
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+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2013 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ *         Zhenkai Zhu <zhenkai@cs.ucla.edu>
+ */
+
+#ifndef CHRONOSHARE_ADHOC_H
+#define CHRONOSHARE_ADHOC_H
+
+#include "config.h"
+
+#if (__APPLE__ && HAVE_COREWLAN)
+    #define ADHOC_SUPPORTED 1
+#endif
+
+#ifdef ADHOC_SUPPORTED
+
+class Adhoc
+{
+public:
+  static bool
+  CreateAdhoc ();
+
+  static void
+  DestroyAdhoc ();
+};
+
+#endif
+
+#endif // CHRONOSHARE_ADHOC_H