.\" OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.\" $DragonFly: src/libexec/dma/dma.8,v 1.10 2008/09/06 14:17:56 swildner Exp $
-.\"
-.Dd April 22, 2010
+.Dd February 13, 2014
.Dt DMA 8
.Os
.Sh NAME
.El
.Sh CONFIGURATION
.Nm
-can be configured with three config files:
+can be configured with two config files:
.Pp
.Bl -bullet -compact
.It
dma.conf
.El
.Pp
-These three files are stored per default in
+These two files are stored per default in
.Pa /etc/dma .
.Sh FILE FORMAT
Every file contains parameters of the form
.Nm
uses to identify the host.
If not set or empty, the result of
-.Xr gethostname 2
+.Xr gethostname 3
is used.
If
.Sq MAILNAME
.It Ic MASQUERADE Xo
(string, default=empty)
.Xc
-Masquerade the envelope from addresses with this address/hostname.
+Masquerade the envelope-from addresses with this address/hostname.
Use this setting if mails are not accepted by destination mail servers
because your sender domain is invalid.
This setting is overridden by the
will send all mails as
.Ql Sm off Va username @percolator .
.Sm on
+.It Ic NULLCLIENT Xo
+.Xc
+Bypass aliases and local delivery, and instead forward all mails to
+the defined
+.Sq SMARTHOST .
+.Sq NULLCLIENT
+requires
+.Sq SMARTHOST
+to be set.
.El
.Ss Environment variables
The behavior of
.Nm
can be influenced by some environment variables.
-.Pp
.Bl -tag -width 4n
.It Ev EMAIL Xo
.Xc
utility first appeared in
.Dx 1.11 .
.Sh AUTHORS
+.An -nosplit
.Nm
was written by
-.An Matthias Schmidt Aq matthias@dragonflybsd.org
+.An Matthias Schmidt Aq Mt matthias@dragonflybsd.org
and
-.An Simon Schubert Aq corecode@dragonflybsd.org .
+.An Simon Schubert Aq Mt 2@0x2c.org .