pub fn path_link<M: Memory>(
    _ctx: &mut WasiCtx,
    _mem: &mut M,
    _old_fd: __wasi_fd_t,
    _old_flags: Type,
    _old_path: WasmPtr<u8>,
    _old_path_len: __wasi_size_t,
    _new_fd: __wasi_fd_t,
    _new_path: WasmPtr<u8>,
    _new_path_len: __wasi_size_t
) -> Result<(), Errno>