fix programSetDs' to handle the creation of brand new combinators properly
fix programSetDs' to handle the creation of brand new combinators properly

darcs-hash:20080301025726-1a7c6-21c18738b3e95aa9e132155b38d1771f70313c45

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