https://bugs.php.net/bug.php?id=62007
--- tests/cairo_version_string.phpt.orig	2008-03-28 17:20:12.000000000 -0500
+++ tests/cairo_version_string.phpt	2012-05-11 14:15:15.000000000 -0500
@@ -9,5 +9,5 @@
 --FILE--
 <?php
-echo preg_match('|\d\.\d\.\d|', cairo_version_string()) ? "OK" : "ERROR";
+echo preg_match('|^\d+(\.\d+)+$|', cairo_version_string()) ? "OK" : "ERROR";
 ?>
 --EXPECT--