group: Delete unused functions.

[pspp] / src / math / group.h

diff --git a/src/math/group.h b/src/math/group.h
index bc82c8ab8234424853cf2672764277145a22d90b..72f3cb5d7409334ffbe1abfa0dba54333396a13b 100644 (file)
--- a/src/math/group.h
+++ b/src/math/group.h
@@ -18,10 +18,8 @@
 #ifndef GROUP_H
 #define GROUP_H
 
-
 #include <data/value.h>
 
-
 /* Statistics for grouped data */
 struct group_statistics
   {
@@ -67,20 +65,8 @@ struct group_statistics
   };
 
 
-
-
-/* These funcs are useful for hash tables */
-
-/* Return -1 if the id of a is less than b; +1 if greater than and
-   0 if equal */
-int  compare_group (const struct group_statistics *a,
-                   const struct group_statistics *b,
-                   int width);
-
-unsigned hash_group (const struct group_statistics *g, int width);
+struct variable ;
 
 void  free_group (struct group_statistics *v, void *aux);
 
-
-
 #endif