[Lazarus] Should the "at" word be painted as reserved word ?

[Hans-Peter Diettrich]

Sven Barth schrieb:

> You're wrong. "contains" (along with "requires") is only a keyword in 
> package files not library files.

Thanks for the correction.

> E.g.
> 
> package Foobar;
> 
> contains
>   Foo in 'foo.pp',
>   Bar;
> 
> requires
>   RTL;
> 
> end.

I couldn't find such files documented anywhere. Are these recognized by 
FPC, what's their extension?

DoDi