> What I meant was: The fact that :O and :u are broken in the face of

Yes I unserstood - just wasn't something I had time to tackle right
now.

> > So, now I simply append the name of the vars to .MAKEOVERRIDES
> > and in ExportMAKEFLAGS use ${.MAKEOVERRIDES:O:u:@v@$v=${$v:Q}@}
> 
> That looks correct to me.

Thanks.  I actually like the fact that I can now do

MAKEOVERRIDES+= SOMETHING AND_THIS_TOO

and they'll be exported via MAKEFLAGS.

--sjg