pub fn open_fd_at(dir: &File, path: &str, flags: Flags) -> Result<File, Status>Expand description
Opens the remote object at the given path relative to the given dir with the given flags
synchronously, and on success, binds that channel to a file descriptor and returns it.
dir must be backed by a directory protocol channel (even though it is
wrapped in a std::fs::File).
Wraps fdio_open3_fd_at.