Does a GPL API infect its apps?

[Ken Arromdee]

On Thu, 21 Oct 1999, John Cowan wrote:
> > If B is dual-licensed, that dual license got lost at the step where you
> > distributed A+B.  You must distribute A+B under GPL-only, which makes that
> > particular copy of B GPL-only too.  Any dual-licensed copies of B must be
> > obtained separately.
> I think so.  But this is easily cured by distributing both A+B and B.

Yes, it is.  But doesn't it seem a bit strange?