--- ftpd.8.old	Wed Nov 29 12:25:40 2000
+++ ftpd.8	Wed Nov 29 12:25:47 2000
@@ -47,6 +47,7 @@
 .Op Fl T Ar maxtimeout
 .Op Fl t Ar timeout
 .Op Fl u Ar mask
+.Op Fl H Ar len
 .Sh DESCRIPTION
 .Nm
 is the Internet File Transfer Protocol server process.
@@ -90,6 +91,22 @@
 In
 .Ox
 they are set to 49152 and 65535 respectively.
+.It Fl H
+This option is used to specify the size of the field
+in the
+.Li utmp
+structure that holds the remote host name.
+If the resolved host name is longer than
+.Ar len ,
+the dotted decimal value will be used instead.
+This allows hosts with very long host names that
+overflow this field to still be uniquely identified.
+Specifying
+.Fl H0
+indicates that only dotted decimal addresses
+should be put into the
+.Pa utmp
+file.
 .It Fl l
 Each successful and failed
 .Xr ftp 1