Just to be clear, since this hypothetical library exposes a C ABI, pre-built binaries wouldn’t be an issue if somehow magically curl was reimplemented in Rust.

Just to be clear, since this hypothetical library exposes a C ABI, pre-built binaries wouldn’t be an issue if somehow magically curl was reimplemented in Rust. Someone would have to compile it, but that’s the same as if they didn’t want to build something written in C from source.