perl/p5-PPerl doesn't work on FreeBSD 12.0-RELEASE-p3 *** code *** #!/usr/local/bin/pperl my $pp = PersistentPerl->new; if($pp->i_am_perperl) { print "I am pperl\n"; } else { print "I'm NOT pperl\n"; } *** *** $ pperl aaa.pl pperl: expected 'OK\n', got: '64377 recv_fd for 0 returned -1: Illegal seek $ netstat -na | grep aaa fffff80007c42500 stream 0 0 fffff80340dbc1e0 0 0 0 /tmp//_data_jail_www_tmp_aaa_pl_0 $ cat /tmp//_data_jail_www_tmp_aaa_pl_0 0000064441XX 64441 recv_fd for 8 returned -1: Illegal seek