rename {pi_config} fields to {pi_cfg}

[public-inbox.git] / lib / PublicInbox / DirIdle.pm

diff --git a/lib/PublicInbox/DirIdle.pm b/lib/PublicInbox/DirIdle.pm
index daa2212b4c0f5050eaf38f61b93c2f202ce1af0f..458285e24d72732e539d0f4a6f1f5d52849af266 100644 (file)
--- a/lib/PublicInbox/DirIdle.pm
+++ b/lib/PublicInbox/DirIdle.pm
@@ -13,7 +13,8 @@ if ($^O eq 'linux' && eval { require Linux::Inotify2; 1 }) {
        $MAIL_IN = Linux::Inotify2::IN_MOVED_TO() |
                Linux::Inotify2::IN_CREATE();
        $ino_cls = 'Linux::Inotify2';
-} elsif (eval { require PublicInbox::KQNotify }) {
+# Perl 5.22+ is needed for fileno(DIRHANDLE) support:
+} elsif ($^V ge v5.22 && eval { require PublicInbox::KQNotify }) {
        $MAIL_IN = PublicInbox::KQNotify::MOVED_TO_OR_CREATE();
        $ino_cls = 'PublicInbox::KQNotify';
 } else {