help on compile error (4.0.1)

[Eric Christopher]

>
> I have met the same question.  My solution to this is just to  
> remove ./config.cache in every sub-directories and try again.  This  
> solution is effective although I am not sure about it.  Anyone  
> could confirm or deny this.
>
> I think "make distclean" should be done before ./configure if the  
> option of configure is changed.

rm -rf <target directory>

also works.

-eric