+The (\fIme\fR\^) function returns the username of the current user. The
+(\fImyhost\fR\^) function returns the
+.B localname
+entry in
+.IR mts.conf ,
+or the local hostname if
+.B localname
+is not configured. The (\fImyname\fR\^) function will return the value of
+the
+.B SIGNATURE
+environment variable if set, otherwise will return the passwd GECOS field for
+the current user.
+.PP