Fix max() compile error

closes #1980

Author: madmongo1

CHANGELOG.md

@@ -1,3 +1,7 @@
+* Fix `max` compile error
+
+--------------------------------------------------------------------------------
+
 Version 296:
 
 * Remove buffers_adapter.hpp (API Change)

include/boost/beast/core/impl/file_stdio.ipp

@@ -270,7 +270,7 @@ seek(std::uint64_t offset, error_code& ec)
         ec = make_error_code(errc::bad_file_descriptor);
         return;
     }
-    if(offset > static_cast<std::uint64_t>(std::numeric_limits<long>::max()))
+    if(offset > static_cast<std::uint64_t>((std::numeric_limits<long>::max)()))
     {
         ec = make_error_code(errc::invalid_seek);
         return;