Config.status on OS X

[Lars Hecking]

> >Okay, I installed the latest version of sed that I could find (this
> >seems to be 3.02 from 1998) and after installing it here are the new
> >errors that I get:
> 
> I'm pretty sure that sed is not the issue here. As far as I can tell OS X's 
> version of sed works just fine. Here's the real problem (all this is about 
> 1.0.5, but I guess it's identical in 1.0.6):

 Are you sure that the correct sed gets picked up, i.e. the path settings
 are correct (and, if this is a C shell, rehash was run)?

> The line
> 
> missing_dir=`cd $ac_aux_dir && pwd`
> 
> from configure.in doesn't work under Mac OS X.

 Why not? Where exactly does it fail?

> Anyway,
> 
> missing_dir=`cd $ac_aux_dir`
> 
> works just fine.
 
 This, OTOH, won't work anywhere else!