Probably because MacOS moved things around or is intent on breaking things?
I didn't investigate. It compiles fine on FreeBSD.

> On Jan 22, 2023, at 4:20 PM, ron minnich <rminnich@gmail.com> wrote:
> 
> How do you write a dc that doesn't compile?
> 
> The mind reels.
> 
> On Sun, Jan 22, 2023, 7:16 PM Bakul Shah <bakul@iitbombay.org <mailto:bakul@iitbombay.org>> wrote:
>> dc -V on MacOS shows 4.0.2. Repo link in the output of dc -V.
>> The current version is 6.2.2 but it doesn't compile on Ventura.
>> 
>> > On Jan 22, 2023, at 3:39 PM, ron minnich <rminnich@gmail.com <mailto:rminnich@gmail.com>> wrote:
>> > 
>> > dc
>> > >>>
>> > 
>> > it prompts with '>>> '
>> > 
>> > wonder where that came from? First time I've seen it. 
>> > 
>> > Seems to have a certain lack of understanding attached to it. 
>>