This folder is based on https://rarlab.com/rar/unrarsrc-6.1.6.tar.gz

All modifications to existing files have been done in a manner so that no
existing lines were edited; only new lines were added.
os.hpp has been modified to support Clang/LLVM for Windows.
Work-arounds for tiny problems with Clang/C2 have been implemented.
Added lines can be found by looking for "// OPENMPT ADDITION" comments.

Optimizations have been done to elimiate effectively dead code that would
never be used in OpenMPT's context.

The following files have been modified:
arcread.cpp, extract.cpp, filcreat.cpp, file.cpp, filefn.cpp, find.cpp,
match.cpp, os.hpp, pathfn.cpp, rdwrfn.cpp, secpassword.cpp, system.cpp,
volume.cpp, win32acl.cpp, win32lnk.cpp

For building, premake is used to generate Visual Studio project files.
See ../build/premake/ for details.