+static int zlib_freetable(struct zlib_table ** ztab) {
+ struct zlib_table *tab;
+ int code;
+
+ if (ztab == NULL)
+ return -1;
+
+ if (*ztab == NULL)
+ return 0;
+
+ tab = *ztab;
+
+ for (code = 0; code <= tab->mask; code++)
+ if (tab->table[code].nexttable != NULL)
+ zlib_freetable(&tab->table[code].nexttable);
+
+ sfree(tab->table);
+ tab->table = NULL;
+
+ sfree(tab);
+ *ztab = NULL;
+
+ return(0);
+}
+