> Hi, since setting my $LANG to en_US.UTF-8, perl (in particular) always
> errors like so:
> 
> perl: warning: Please check that your locale settings:
>         LC_ALL = (unset),
>         LC_ALL = (unset),
>         LANG = "en_US.UTF-8"
>         LANG = "en_US.UTF-8"
>     are supported and installed on your system.
>     are supported and installed on your system.
> perl: warning: Falling back to the standard locale ("C").
> 
> It never is fatal, just *really* annoying.

see:
	http://mail-index.netbsd.org/tech-pkg/2002/08/05/0005.html

the situation has not been changed since then.
you can suppress this warning by setting other categories to C explicitly.

YAMAMOTO Takashi