[Issue 23850] Differentiate between a module that is in binary vs outside of binary when including -I

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23850

--- Comment #3 from Walter Bright <bugzilla at digitalmars.com> ---
Please add the 'dll' keyword when creating an issue about dlls.

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