charleft integer bytes left in output buffer
timenow integer seconds since the UNIX epoch
me string the user's mailbox (username)
-myhost string the user's local hostname
-myname string the user's name
+myhost string the user's local hostname
+myname string the user's name
+localmbox string the complete local mailbox
eq literal boolean \fInum\fR == \fIarg\fR
ne literal boolean \fInum\fR != \fIarg\fR
gt literal boolean \fInum\fR > \fIarg\fR
the
.B SIGNATURE
environment variable if set, otherwise will return the passwd GECOS field for
-the current user.
+the current user. The (\fIlocalmbox\fR\^) function will return the complete
+form of the local mailbox, suitable for use in a \*(lqFrom\*(rq header.
+It will return the
+.RI \*(lq Local-Mailbox \*(rq
+profile entry if it is set; if it is not, it will be equivalent to:
+.PP
+.RS 5
+.nf
+%(myname) <%(me)@%(myhost)>
+.fi
+.RE
.PP
The following functions require a date component as an argument:
.PP
.PP
.RS 5
.nf
-My From User <from@user.com>To: My From User <from@user.com>
+My From User <from@example.com>To: My From User <from@example.com>
.fi
.RE
.PP