[Issue 19611] DFLAGS env var is not documented in DUB manpage

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19611

Neia Neutuladh <dhasenan at gmail.com> changed:

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
                 CC|                            |dhasenan at gmail.com
         Resolution|---                         |INVALID

--- Comment #1 from Neia Neutuladh <dhasenan at gmail.com> ---
Dub issues belong at https://github.com/dlang/dub/issues

DFLAGS is a DMD feature and is documented at
https://dlang.org/dmd-linux.html#environment

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