Description:
------------
For years up to 2038 the mktime instruction does not give back any result

Reproduce code:
---------------
for($x=2037;$x<2041;$x++){
  echo mktime(0,0,0,1,1,$x)."   Date:  ".date( "M-d-Y",mktime(0,0,0,1,1,$x))."<br>";
}


Expected result:
----------------
2114395200 Date: Jan-01-2037
2145931200 Date: Jan-01-2038
some value Date: Jan-01-2039
some value Date: Jan-01-2040

Actual result:
--------------
2114395200 Date: Jan-01-2037
2145931200 Date: Jan-01-2038
Date: Dec-31-1969
Date: Dec-31-1969