local $_;
next if defined($_=$utmp->{"ut_type"}) && $_!=&User::Utmp::USER_PROCESS();
next if defined($_=$utmp->{"ut_user"}) && !$valid_users{$_};
+ next if $utmp->{"ut_line"}=~m{^:\d+}; # X login
my $line="/dev/".$utmp->{"ut_line"};
my $atime=(stat $line)[8];
my $what="user \"".($utmp->{"ut_user"} || "<local>")."\", line \"$line\"";