There is a BSDL DC that replaces gnu DC. The >>> is annoying, but gone in newer versions I believe. 

Warner

On Sun, Jan 22, 2023, 4:43 PM ron minnich <rminnich@gmail.com> wrote:
dc on linux still behaves properly.

On Sun, Jan 22, 2023 at 3:39 PM ron minnich <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.