[cvs-nhc98] patch applied (york-compiler98): nhc98/yhc differences: interface file format for instance decls

Wed Jun 27 06:33:08 PDT 2007 Malcolm.Wallace@cs.york.ac.uk * nhc98/yhc differences: interface file format for instance decls M ./Export.hs -1 +2 M ./Parse/ParseI.hs -4 +9