From 90a0e3663875973909f77062dc274081bf32dc0d Mon Sep 17 00:00:00 2001
From: Andrey <apugachevdev@gmail.com>
Date: Fri, 9 Aug 2019 17:23:16 +0300
Subject: [PATCH] Removed usage of std::unary_function for C++17 compliance

---
 include/boost/container_hash/hash.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/container_hash/hash.hpp b/include/boost/container_hash/hash.hpp
index fd814a2..4846b5e 100644
--- a/include/boost/container_hash/hash.hpp
+++ b/include/boost/container_hash/hash.hpp
@@ -119,7 +119,7 @@ namespace boost
 {
     namespace hash_detail
     {
-#if defined(_HAS_AUTO_PTR_ETC) && !_HAS_AUTO_PTR_ETC
+#if defined(_HAS_AUTO_PTR_ETC) && !_HAS_AUTO_PTR_ETC || defined(BOOST_NO_CXX98_FUNCTION_BASE)
         template <typename T>
         struct hash_base
         {