The emulation for the exif function is now much more sleaker

boot.php

@@ -2178,24 +2178,6 @@ function set_template_engine(&$a, $engine = 'internal') {
 if(!function_exists('exif_imagetype')) {
         function exif_imagetype($file) {
                 $size = getimagesize($file);
-
-		switch ($size["mime"]) {
-			case "image/jpeg":
-				$imagetype = IMAGETYPE_JPEG;
-				break;
-			case "image/gif":
-				$imagetype = IMAGETYPE_GIF;
-				break;
-			case "image/png":
-				$imagetype = IMAGETYPE_PNG;
-				break;
-			case "":
-				$imagetype = "";
-				break;
-			default:
-				$imagetype = 99;
-		}
-
-		return($imagetype);
+                return($size[2]);
         }
 }