mbox: update URL for mboxrd info

qmail.org seems unavailable.

diff --git a/lib/PublicInbox/Mbox.pm b/lib/PublicInbox/Mbox.pm
index 8837400a435788d1fa1ef17b6dc85674bc59672d..6d902e6ce25b722d6a79420a8378dc9bd2964129 100644 (file)
--- a/lib/PublicInbox/Mbox.pm
+++ b/lib/PublicInbox/Mbox.pm
@@ -125,7 +125,9 @@ sub msg_hdr ($$;$) {
 
 sub msg_body ($) {
        # mboxrd quoting style
-       # ref: http://www.qmail.org/man/man5/mbox.html
+       # https://en.wikipedia.org/wiki/Mbox#Modified_mbox
+       # https://www.loc.gov/preservation/digital/formats/fdd/fdd000385.shtml
+       # https://web.archive.org/http://www.qmail.org/man/man5/mbox.html
        $_[0] =~ s/^(>*From )/>$1/gm;
        $_[0] .= "\n";
 }