During November 2024, Daruma Docker enhanced the rust-lang/libc repository by focusing on WASI safety and build tooling improvements. They addressed a memory-safety issue in the WASI module by carefully reintroducing targeted unsafe blocks around static clockid_t initializations, ensuring correct address-of operations on stable Rust. Additionally, Daruma expanded the build verification process to support evolving WASI targets, including wasm32-wasip1 and wasm32-wasip2, and improved CI reliability by conditionally skipping unsupported toolchains. Their work leveraged Rust, Shell scripting, and system programming expertise, resulting in more robust cross-target portability and clearer traceability for future audits and maintenance within the project.