add Support.Compat
add Support.Compat

Ignore-this: 19a42e963e602f51d22b41037dad005f

darcs-hash:20090524230039-1a7c6-16c0ea8119a889274d997c8c783a489be50f2925

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