bug#19368: 25.0.50; NSM prompt is not self-explanatory enough

[Lars Ingebrigtsen]

Eli Zaretskii <eliz@gnu.org> writes:

> I think you want this:
>
>   (display-supports-face-attributes-p '(:underline t) FRAME)
>
> This returns non-nil only if underline is supported "in some way" by
> FRAME's display.  Where "in some way" means that the appearance will
> be different from the default face.

Thanks.  I've now used that instead of display-graphic-p.

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