--- /dev/null
+--TEST--
+mktime()
+--FILE--
+<?php
+$timezones = array(
+ 'GMT',
+ 'GST-1GDT'
+);
+
+foreach($timezones as $timezone)
+{
+ putenv('TZ='.$timezone);
+
+ /* status of daylight saving time unknown */
+ var_dump(mktime(0, 0, 0, 1, 1, 2002));
+ /* status of daylight saving time unknown */
+ var_dump(mktime(0, 0, 0, 1, 1, 2002, -1));
+ /* daylight saving time is not in affect */
+ var_dump(mktime(0, 0, 0, 1, 1, 2002, 0));
+ /* daylight saving time is in affect */
+ var_dump(mktime(0, 0, 0, 1, 1, 2002, 1));
+
+ /* status of daylight saving time unknown */
+ var_dump(mktime(0, 0, 0, 7, 1, 2002));
+ /* status of daylight saving time unknown */
+ var_dump(mktime(0, 0, 0, 7, 1, 2002, -1));
+ /* daylight saving time is not in affect */
+ var_dump(mktime(0, 0, 0, 7, 1, 2002, 0));
+ /* daylight saving time is in affect */
+ var_dump(mktime(0, 0, 0, 7, 1, 2002, 1));
+}
+?>
+--EXPECT--
+int(1009843200)
+int(1009843200)
+int(1009843200)
+int(1009843200)
+int(1025481600)
+int(1025481600)
+int(1025481600)
+int(1025481600)
+int(1009839600)
+int(1009839600)
+int(1009839600)
+int(1009836000)
+int(1025474400)
+int(1025474400)
+int(1025478000)
+int(1025474400)