D mentioned on Rust discussions site

[Araq]

On Thursday, 21 May 2020 at 09:49:21 UTC, Walter Bright wrote:
> On 5/21/2020 1:36 AM, Araq wrote:
>> Glacial or not, K&R C was significantly different from Ansi C, 
>> so C evolved after version 1 just like the other languages, 
>> features were added. I don't see this "notable exception". 
>> Ymmv I guess.
>
> Having implemented K+R C, C89, and C99, I know how little it 
> actually changed.

Having read GCC's source code with its PROTO() macro everywhere 
to compensate for the changes, I know how much it actually 
changed. ;-)