is prefaced by the character "!" it is negated, and has to be false
for a mail to be selected.
+The time-based condition use as reference the time indicated in the
+heading From line, and not in the Date: field.
+
.TP
\fBf <regexp>\fR (from)
selects mails whose leading line From, or fields From:, Sender:,
be slow. However, header conditions are checked first to read the
bodies only for mails which fulfill them entirely.
.TP
-\fB8h\fR, \fBtoday\fR, \fB24h\fR, \fBweek\fR, \fBmonth\fR, and
+\fB8h\fR, \fBtoday\fR, \fB24h\fR, \fB48h\fR, \fBweek\fR, \fBmonth\fR, and
\fByear\fR
-selects mails received during the last 8, 24, 24, 7 * 24 hours, 31 *
+selects mails received during the last 8, 24, 24, 48, 7 * 24 hours, 31 *
24 hours, and 365 * 24 hours respectively.
.TP
\fByesterday\fR