Fix test for Windows ZTS builds

Cf. <https://bugs.php.net/bug.php?id=61685#1578672905>.

diff --git a/ext/calendar/tests/easter_date.phpt b/ext/calendar/tests/easter_date.phpt
index 065e1478d0b7bac078953f679384408de0415699..4e0aaa137fced5d7b7e0ed2164675ed8fed601cf 100644 (file)
--- a/ext/calendar/tests/easter_date.phpt
+++ b/ext/calendar/tests/easter_date.phpt
@@ -2,6 +2,8 @@
 easter_date()
 --INI--
 date.timezone=UTC
+--ENV--
+TZ=UTC
 --SKIPIF--
 <?php include 'skipif.inc'; ?>
 --FILE--