extern "wasi_snapshot_preview1" fn path_rename(fd_t, [*]const u8, usize, fd_t, [*]const u8, usize) callconv(.C) errno_t
old_fd: fd_t,
old_path: [*]const u8,
old_path_len: usize,
new_fd: fd_t,
new_path: [*]const u8,
new_path_len: usize,