GNU Coreutils 9.9 updates essential command-line tools with fixes and enhancements

GNU Coreutils 9.9 has been released, offering crucial fixes and performance enhancements to fundamental command-line utilities. This update resolves issues in tools like basenc, cksum, and cp, improving handling of large inputs, various encodings, and transparently compressed files. It also addresses system-specific behaviors on macOS and GNU/Hurd. The release includes minor feature additions like a new option for numfmt and improved reliability for several utilities, ensuring more robust operation and faster processing in certain scenarios.