Reproduction link or steps

deno add -D npm:tsdown

deno run -A tsdown

What is expected?

tsdown works normally under Deno.

What is actually happening?

When using tsdown with Deno, I encounter the following error:

SyntaxError: The requested module 'node:util' does not provide an export named 'parseEnv' at file://.../options-CkeyyBq1.mjs:8:10

Any additional comments?

I found that this might have been introduced by #664 and the file:

I'm not sure whether this should be fixed on the tsdown side, since there is already a related issue denoland/deno#30952 on the Deno side, but that is still WIP.