DIP56 - inlining

[Zach the Mystic via Digitalmars-d]

On Tuesday, 3 February 2015 at 22:30:22 UTC, Walter Bright wrote:
> http://wiki.dlang.org/DIP56
>
> There's been enough discussion, time to make a decision and 
> move on.
>
> I changed the description to:
>
> "If a pragma specifies always inline, and the compiler cannot 
> inline it, a warning will be generated. Implementations will 
> likely vary in their ability to inline."

It's a bikeshed argument, but why not:

pragma(inline, always);  // warn if unable to inline
pragma(inline, never);
pragma(inline);        // revert to default behavior

...?

I know `true` and `false` are keywords, but why confuse people? 
What is a "true" inline?