add System.Environment
add System.Environment

Ignore-this: 13e1fdeac60844d54020cfe869fc70b2

darcs-hash:20090227124254-1a7c6-49d2902e572a5c48509932cf66fab8132c44158f

kirbyfan64/jhc,kirbyfan64/jhc,kirbyfan64/jhc,kirbyfan64/jhc