Fix incorrect include guards (copypasta). Thanks to Anton Vasin (tony-space) for the bug report and fix

Add missing include

include/boost/algorithm/cxx17/inclusive_scan.hpp

@@ -9,8 +9,8 @@
 /// \brief Combine the (transformed) elements of a sequence (or two) into a single value.
 /// \author Marshall Clow
 
-#ifndef BOOST_ALGORITHM_TRANSFORM_REDUCE_HPP
-#define BOOST_ALGORITHM_TRANSFORM_REDUCE_HPP
+#ifndef BOOST_ALGORITHM_INCLUSIVE_SCAN_HPP
+#define BOOST_ALGORITHM_INCLUSIVE_SCAN_HPP
 
 #include <functional>     // for std::plus
 #include <iterator>       // for std::iterator_traits
@@ -58,4 +58,4 @@ OutputIterator inclusive_scan(InputIterator first, InputIterator last,
 
 }} // namespace boost and algorithm
 
-#endif // BOOST_ALGORITHM_TRANSFORM_REDUCE_HPP
+#endif // BOOST_ALGORITHM_INCLUSIVE_SCAN_HPP

include/boost/algorithm/string/detail/case_conv.hpp

@@ -15,6 +15,9 @@
 #include <locale>
 #include <functional>
 
+#include <boost/iterator/transform_iterator.hpp>
+#include <boost/range/begin.hpp>
+#include <boost/range/end.hpp>
 #include <boost/type_traits/make_unsigned.hpp>
 
 namespace boost {

include/boost/algorithm/string/detail/classification.hpp

@@ -13,10 +13,12 @@
 
 #include <boost/algorithm/string/config.hpp>
 #include <algorithm>
+#include <cstring>
 #include <functional>
 #include <locale>
 
 #include <boost/range/begin.hpp>
+#include <boost/range/distance.hpp>
 #include <boost/range/end.hpp>
 
 #include <boost/algorithm/string/predicate_facade.hpp>

include/boost/algorithm/string/detail/find_format_all.hpp

@@ -18,6 +18,8 @@
 #include <boost/algorithm/string/detail/find_format_store.hpp>
 #include <boost/algorithm/string/detail/replace_storage.hpp>
 
+#include <deque>
+
 namespace boost {
     namespace algorithm {
         namespace detail {