print "ok 1\n";
+# Check if can fork with dynamic extensions (bug in CRT):
+if ($^O eq 'os2' and
+ system "$^X -I../lib -MOpcode -e 'defined fork or die' > /dev/null 2>&1") {
+ print "ok $_ # skipped: broken fork\n" for 2..5;
+ exit 0;
+}
+
$port = $listen->sockport;
if($pid = fork()) {