flock() on unopened filehandle at - line 20.
########
# pp_sys.c [pp_prtf pp_send pp_bind pp_connect pp_listen pp_accept pp_shutdown pp_ssockopt ppp_getpeername]
-use warnings 'io' ;
+use warnings 'closed';
use Config;
BEGIN {
if ( $^O ne 'VMS' and ! $Config{d_socket}) {
getsockname STDIN;
getpeername STDIN;
closedir STDIN;
-no warnings 'io' ;
+no warnings 'closed';
send STDIN, "fred", 1;
bind STDIN, "fred" ;
connect STDIN, "fred" ;