build: require boost >= 1.71.0
Refs: #5276
Change-Id: I287a52dab0212d1ce0da77afb563554214cac68a
diff --git a/tests/unit-tests/test-multiple-user.cpp b/tests/unit-tests/test-multiple-user.cpp
index b8a5dbd..83d00da 100644
--- a/tests/unit-tests/test-multiple-user.cpp
+++ b/tests/unit-tests/test-multiple-user.cpp
@@ -1,6 +1,6 @@
/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
/*
- * Copyright (c) 2012-2022 University of California, Los Angeles
+ * Copyright (c) 2012-2023 University of California, Los Angeles
*
* This file is part of ChronoSync, synchronization library for distributed realtime
* applications for NDN.
@@ -72,7 +72,7 @@
Name syncPrefix;
Name userPrefix[3];
- boost::asio::io_service io;
+ boost::asio::io_context io;
shared_ptr<ndn::Face> face;
ndn::Scheduler scheduler;
shared_ptr<Handler> handler;