[Issue 20019] Symbol not found: _dyld_enumerate_tlv_storage on macOS 10.15

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20019

--- Comment #10 from Andrei Alexandrescu <andrei at erdani.com> ---
> Did you set some environment variables used in the
> makefile aside from AUTO_UPDATE?

I don't have any dmd-specific envvars that I know of. Did you mean
s/AUTO_UPDATE/AUTO_BOOTSTRAP/? (I didn't use AUTO_UPDATE and don't know what it
is.)

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