--- sudo-1.6.8p12/sudoers.env_reset	2006-02-08 16:58:15.000000000 +0100
+++ sudo-1.6.8p12/sudoers	2006-02-08 16:59:02.000000000 +0100
@@ -13,6 +13,14 @@
 
 # Defaults specification
 
+Defaults    env_reset
+Defaults    env_keep = "COLORS DISPLAY HOSTNAME HISTSIZE INPUTRC KDEDIR \
+                        LS_COLORS MAIL PS1 PS2 QTDIR USERNAME \
+                        LANG LC_ADDRESS LC_CTYPE LC_COLLATE LC_IDENTIFICATION \
+                        LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC \
+                        LC_PAPER LC_TELEPHONE LC_TIME LC_ALL LANGUAGE LINGUAS \
+                        _XKB_CHARSET"
+
 # Runas alias specification
 
 # User privilege specification