diag "TEST_STRESS_NPROC=$nproc TEST_STRESS_NR=$nr";
require POSIX;
for my $n (1..$nproc) {
- defined(my $pid = fork) or BAIL_OUT "fork: $!";
+ my $pid = fork // BAIL_OUT "fork: $!";
if ($pid == 0) {
my $url = "imap://example.com/INBOX.$$";
my $uidval = time;