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dict: overriding values

--- a/dict.c

+++ b/dict.c

@@ -67,12 +67,12 @@

 /* return the index of key in d */

 int dict_idx(struct dict *d, char *key)

 {

-	int *r = iset_get(d->map, DHASH(d, key));

-	while (r && *r >= 0) {

+	int h = DHASH(d, key);

+	int *b = iset_get(d->map, h);

+	int *r = b + iset_len(d->map, h);

+	while (b && --r >= b)

 		if (!strcmp(d->key[*r], key))

 			return *r;

-		r++;

-	}

 	return -1;

 }