--- /dev/null
+use warnings;
+use strict;
+
+use Test::More;
+
+my @defined = grep { $ENV{$_} } qw/
+ DATA_DUMPER_TEST
+ DBICTEST_STORAGE_STRESS
+ DBICTEST_FORK_STRESS
+ DBICTEST_THREAD_STRESS
+/;
+
+$SIG{ALRM} = sub { die "\n\nENVCHECK prompt timeout\n\n\n" };
+if (@defined) {
+ diag join "\n",
+ 'The following ENV variables used to control the test suite, '
+ .'but no longer do so, please remove them from your environment',
+ @defined,
+ '',
+ '(press Enter to continue)',
+ ;
+ alarm(10);
+ <>;
+ alarm(0);
+}
+ok(1);
+
+done_testing;