我做到了sudo apt-get update && sudo apt-get upgrade。它經歷了，直到它到達 sudo 包，該 sudoers 檔案被更改。我在 VIM 中調用了 diff 並使用 退出:q。它沒有再次提示我，而是採取預設操作並保留我更改的版本。
我打算安裝 /etc/sudoers 的軟體包分散式版本，回想起來我該怎麼做？我試過了apt-get install --reinstall sudo，沒有改變。
輸出apt-get upgrade：
Setting up sudo (1.8.16-0ubuntu1.2) ...
Configuration file '/etc/sudoers'
==> Modified (by you or by a script) since installation.
==> Package distributor has shipped an updated version.
What would you like to do about it ? Your options are:
Y or I : install the package maintainer's version
N or O : keep your currently-installed version
D : show the differences between the versions
Z : start a shell to examine the situation
The default action is to keep your current version.
*** sudoers (Y/I/N/O/D/Z) [default=N] ? D
Configuration file '/etc/sudoers'
==> Modified (by you or by a script) since installation.
==> Package distributor has shipped an updated version.
What would you like to do about it ? Your options are:
Y or I : install the package maintainer's version
N or O : keep your currently-installed version
D : show the differences between the versions
Z : start a shell to examine the situation
The default action is to keep your current version.
*** sudoers (Y/I/N/O/D/Z) [default=N] ?
...