display to messages matching a group.
.PP
.nf
-\fBalternates\fP [\fB-group\fP \fIname\fP] \fIregexp\fP [ \fB,\fP \fIregexp\fP [ ... ]]
-\fBunalternates\fP [\fB * \fP | \fIregexp\fP [ \fB,\fP \fIregexp\fP [ ... ]] ]
+\fBalternates\fP [\fB-group\fP \fIname\fP] \fIregexp\fP [ \fIregexp\fP [ ... ]]
+\fBunalternates\fP [\fB * \fP | \fIregexp\fP [ \fIregexp\fP [ ... ]] ]
.fi
.IP
\fBalternates\fP is used to inform mutt about alternate addresses
.BR mix .
.IP
For more information on keys and functions, please consult the Mutt
-Manual.
+Manual. Note that the function name is to be specified without
+angle brackets.
.TP
\fBaccount-hook\fP [\fB!\fP]\fIregexp\fP \fIcommand\fP
This hook is executed whenever you access a remote mailbox. Useful
can be any of the \fB-hook\fP commands documented above.
.SH PATTERNS
.PP
-In various places with mutt, including some of the abovementioned
+In various places with mutt, including some of the above mentioned
\fBhook\fP commands, you can specify patterns to match messages.
.SS Constructing Patterns
.PP
messages originating from \fIEXPR\fP
.TP
%f \fIGROUP\fP
-messages originating form any member of \fIGROUP\fP
+messages originating from any member of \fIGROUP\fP
.TP
~F
flagged messages
cryptographically verified messages
.TP
~x \fIEXPR\fP
-messages which contain \fIEXPR\fP in the \(lqReferences\(rq field
+messages which contain \fIEXPR\fP in the \(lqReferences\(rq or \(lqIn-Reply-To\(rq field
.TP
~X \fIMIN\fP-\fIMAX\fP
messages with MIN - MAX attachments
.PP
In the above, \fIEXPR\fP is a regular expression.
.PP
-With the \fB~m\fP, \fB~n\fP, \fB~X\fP, and \fB~z\fP operators, you can also
+With the \fB~d\fP, \fB~m\fP, \fB~n\fP, \fB~r\fP, \fB~X\fP, and \fB~z\fP operators, you can also
specify ranges in the forms \fB<\fP\fIMAX\fP, \fB>\fP\fIMIN\fP,
\fIMIN\fP\fB-\fP, and \fB-\fP\fIMAX\fP.
+.PP
+With the \fB~z\fP operator, the suffixes \(lqK\(rq and \(lqM\(rq are allowed to specify
+kilobyte and megabyte respectively.
.SS Matching dates
.PP
The \fB~d\fP and \fB~r\fP operators are used to match date ranges,
and \(lq00\(rq is interpreted as 2000), and values
greater than or equal to 70 as lying in the 20th century.
.PP
-Note that this behaviour \fIis\fP Y2K compliant, but that mutt
+Note that this behavior \fIis\fP Y2K compliant, but that mutt
\fIdoes\fP have a Y2.07K problem.
.PP
If a date range consists of a single date, the operator in question