Index: shadow-4.0.18.1/src/su.c
===================================================================
--- shadow-4.0.18.1.orig/src/su.c	2006-09-17 12:25:02.703413772 +0200
+++ shadow-4.0.18.1/src/su.c	2006-09-17 12:25:03.831422738 +0200
@@ -304,7 +304,7 @@
 #endif
 #endif				/* !USE_PAM */
 
-	sanitize_env ();
+	/* sanitize_env (); */
 
 	setlocale (LC_ALL, "");
 	bindtextdomain (PACKAGE, LOCALEDIR);
