Depending on your distro, etc:
/etc/rc.d/init.d/qmail restart
On Thu, 8 Feb 2001, Uwe Ohse wrote:
> On Thu, Feb 08, 2001 at 04:42:29PM +1300, Martin Searancke wrote:
>
> [nothing but the subject]
>
> See the fine qmail-send manual page:
>
> CONTROL FILES
> WARNING: qmail-send reads its control files only when it
> starts. If you change the control files, you must stop
> and restart qmail-send. Exception: If qmail-send receives
> a HUP signal, it will reread locals and virtualdomains.
>
> Regards, Uwe
>