[Issue 16409] Allow -of=filename style for switches accepting paths

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=16409

--- Comment #1 from Andrej Mitrovic <andrej.mitrov...@gmail.com> ---
Renamed issue, I want this for -I, -J, and all other types of switches which
take a path.

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