X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=src%2Fntp.h;h=464b3edced9af33c2131660788f40dca3915ff43;hb=15e9a03687e99d6b1a7a90e56e69a37faa6bb9b8;hp=8cf3be649819ebea674fdc103b201ba2e3388830;hpb=ddd1870fe180230d9f53aeba82c2d6af65803e52;p=novacoin.git

diff --git a/src/ntp.h b/src/ntp.h
index 8cf3be6..464b3ed 100644
--- a/src/ntp.h
+++ b/src/ntp.h
@@ -1,3 +1,9 @@
+// Copyright (c) 2013-2016 The NovaCoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or https://opensource.org/licenses/mit-license.php
+#ifndef NOVACOIN_NTP_H
+#define NOVACOIN_NTP_H
+
 // Get time from random server and return server address.
 int64_t NtpGetTime(CNetAddr& ip);
 
@@ -11,3 +17,5 @@ void ThreadNtpSamples(void* parg);
 
 // NTP offset
 int64_t GetNtpOffset();
+
+#endif // NOVACOIN_NTP_H