Description:
------------
The function parse_ini_file raises "PHP Warning:  syntax error, unexpected $end" when ini file has empty last value assignment with no new line after it:

parse_ini_file.ini
a=4
b=

(no new line after the 2nd line).

Test script:
---------------
$data = parse_ini_file('parse_ini_file.ini');
print_r($data);

Expected result:
----------------
Array
(
    [a] => 4
    [b] =>
)

Actual result:
--------------
PHP Warning:  syntax error, unexpected $end in parse_ini_file.ini on line 2
 in C:\work\parse_ini_file.php on line 3