Index: t3lib/class.t3lib_exec.php
===================================================================
--- t3lib/class.t3lib_exec.php	(revision 6466)
+++ t3lib/class.t3lib_exec.php	(working copy)
@@ -370,14 +370,16 @@
 			}
 		}
 
+			// Set common paths for Windows
 		if (TYPO3_OS=='WIN') {
-// TODO: add the most common paths for WIN
-			$sysPathArr = array_merge($sysPathArr, array (
-				'/usr/bin/' => '/usr/bin/',
-				'/perl/bin/' => '/perl/bin/',
+			$sysPathArr = array_merge($sysPathArr, array(
+				'C:/Windows/' => 'C:/Windows/',
+				'C:/WINDOWS/System32/' => 'C:/WINDOWS/System32/',
 			));
-		} else { // UNIX
-			$sysPathArr = array_merge($sysPathArr, array (
+
+			// Set common paths for Unix
+		} else {
+			$sysPathArr = array_merge($sysPathArr, array(
 				'/usr/bin/' => '/usr/bin/',
 				'/usr/local/bin/' => '/usr/local/bin/',
 			));