public function getBitSize()
{
// override the detection of the bitsize
// by checking for an env var and returning early
if (isset($_ENV['PHANTOMJS_BITSIZE'])) {
return strtolower($_ENV['PHANTOMJS_BITSIZE']);
}
if (isset($_SERVER['PHANTOMJS_BITSIZE'])) {
return strtolower($_SERVER['PHANTOMJS_BITSIZE']);
}
if (PHP_INT_SIZE === 4) {
return '32';
}
if (PHP_INT_SIZE === 8) {
return '64';
}
return (string) PHP_INT_SIZE;
// 16-bit?
}