* Revision 1.1 2001/01/20 11:50:58 mdw
* Hash tables indexed by atoms, to avoid expense of hashing keys on each
* lookup, and to reduce storage used by key texts.
* Revision 1.1 2001/01/20 11:50:58 mdw
* Hash tables indexed by atoms, to avoid expense of hashing keys on each
* lookup, and to reduce storage used by key texts.