When "aclocal" causes an error message, "sed: invalid option -- 'q'"

[Bruce Korb]

What is it really trying to say?
I'm not a real perl expert.....Thank you!

> $ autoreconf --force --install --verbose --symlink
> autoreconf: Entering directory `.'
> autoreconf: configure.ac: not using Gettext
> autoreconf: running: aclocal --force -I m4
> sed: invalid option -- 'q'
> Usage: sed [OPTION]... {script-only-if-no-other-script} [input-file]...
> 
>   -n, --quiet, --silent
[.....]