Description:
------------
If conf file have something like 
on=

Then it throws warning

php: PHP Warning:  syntax error, unexpected BOOL_TRUE in test.conf on line 4#012 in /tmp/test.php on line 2

Test script:
---------------
$ cat test.conf
[data]
test=test
abc=abc
on=test


$ cat test.php
<?php
$conf=parse_ini_file("test.conf",true);
print_r($conf);
?>

$php test.php

Not printing anything.But getting this warning

php: PHP Warning:  syntax error, unexpected BOOL_TRUE in test.conf on line 4#012 in /tmp/test.php on line 2