-.\" $OpenBSD: aliases.5,v 1.13 2016/06/30 18:41:39 gilles Exp $
+.\" $OpenBSD: aliases.5,v 1.14 2017/05/29 12:16:50 tedu Exp $
.\"
.\" Copyright (c) 2012 Gilles Chehade <gilles@poolp.org>
.\"
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
-.Dd $Mdocdate: June 30 2016 $
+.Dd $Mdocdate: May 29 2017 $
.Dt ALIASES 5
.Os
.Sh NAME
as alias entries.
The format of the file is identical to this one.
.It Ar user-part@domain-part
-An email address in RFC 5322 format
-(see
-.Xr mailaddr 7 ) .
+An email address in RFC 5322 format.
If an address extension is appended to the user-part,
it is first compared for an exact match.
It is then stripped so that an address such as user+ext@example.com