+sub time_out_pc92_routes
+{
+ my @nodes = grep {$_->do_pc92 || $_->via_pc92} Route::Node::get_all();
+ my @rdel;
+ foreach my $n (@nodes) {
+ if ($n->dec_obs <= 0) {
+ my @parents = map {Route::Node::get($_)} $n->parents;
+ for (@parents) {
+ push @rdel, $n->del($_) if $_;
+ }
+ }
+ }
+ for (@rdel) {
+ $main::me->route_pc21($main::mycall, undef, $_) if $_;
+ }
+}
+