5.7 Visual Studio project gaps
5.8 configure finding libs in wrong directory
5.9 Utilize Requires.private directives in libcurl.pc
+ 5.10 IDN tests failing on Windows / MSYS2
6. Authentication
6.1 NTLM authentication and unicode
https://github.com/curl/curl/issues/864
+5.10 IDN tests failing on Windows / MSYS2
+
+ It seems like MSYS2 does some UTF-8-to-something-else conversion for Windows
+ compatibility.
+
+ https://github.com/curl/curl/issues/3747
+
6. Authentication
6.1 NTLM authentication and unicode