fix POSIX.t#13 for windos

p4raw-id: //depot/perl@11583

diff --git a/ext/POSIX/POSIX.t b/ext/POSIX/POSIX.t
index b388961..eddf38f 100755 (executable)
--- a/ext/POSIX/POSIX.t
+++ b/ext/POSIX/POSIX.t
@@ -96,7 +96,7 @@ my $pat;
 if ($Is_MacOS) {
     $pat = qr/:t:$/;
 } else {
-    $pat = qr#/t$#;
+    $pat = qr#[\\/]t$#i;
 }
 print getcwd() =~ $pat ? "ok 13\n" : "not ok 13\n";