+.TP
+\fB-o <output filename>\fR, \fB--output <output filename>\fR
+set the result mbox filename. If it is not set, the standard output is
+used
+.TP
+\fB-n <max number of mails>\fR, \fB--nb-mails-max <max number of mails>\fR
+set the maximum number of mails to extract (default is 250)
+.TP
+\fB-a <search key>\fR, \fB--default-search <search key>\fR
+set the default search key. If a search request is not understood,
+it is interpreted as the regexp with this default search key