- Separate ENABLE_AFL into ENABLE_FUZZING and HAVE_AFL.
- Add the --disable-unicode flag required in the oss-fuzz container.
- Add checking of support for C++17.
- Make Kea compile with afl++.
- Rotate ports in `getServerPort()` functions under an env var.
- Fix some destruction issues that would result in crashes when fuzzing.
- Add some checks in the UnixControlClient that prevent some crashes when fuzzing.
- Add `isc::util::isSocket()` function.
- Change `isc::util::file::Path` to not append a trailing slash to allow
chained calls of `parentPath()`.
- Add `isc::util::file::TemporaryDirectory` useful when fuzzing.
- Unify filename.h and file_utilities.h under filesystem.h.
- Rename Filename class to Path since it more accurately represents
it.
- Make its interface as close as possible to that of std::filesystem::path.
- Remove unused method expandWithDefault.
- Rename useAsDefault to replaceExtension since it was only used in the
purpose of replacing extension.
- Unroll the split method in the constructor.
