--- /dev/null
+/*-----------------------------------------------------------------------------
+ * $Id: Hash.h,v 1.1 1999/01/27 12:11:26 simonm Exp $
+ *
+ * (c) The GHC Team, 1999
+ *
+ * Prototypes for Hash.c
+ *
+ * -------------------------------------------------------------------------- */
+
+typedef struct hashtable HashTable; /* abstract */
+
+void * lookupHashTable ( HashTable *table, StgWord key );
+void insertHashTable ( HashTable *table, StgWord key, void *data );
+void * removeHashTable ( HashTable *table, StgWord key, void *data );
+void freeHashTable ( HashTable *table, void (*freeDataFun)(void *) );
+HashTable * allocHashTable ( void );