group is

ast.sig
ast.sml
imp.lex
imp.grm
parser.sig
parser.sml
pprint.sig
pprint.sml
eval.sig
eval.sml
top.sml

(* The path below must point to the location of ml-yacc *)

(* Under Unix, 
 * this is located in: 
 *)
(*/home/sml/lib/ml-yacc-lib.cm *)

(* Under Linux (using the RPM installation)
 * this is located in: 
 *)
(* /usr/share/smlnj/lib/ml-yacc-lib.cm *)

(* Under NT (using the default installation directory), 
 * this is located in: 
 *)
"c:\sml\lib\ml-yacc-lib.cm" 
