* hash.c (rb_hash_keys): make rb_hash_keys() static.

it is no longer used from array.c since r43969.
  the patch is from normalperson (Eric Wong).
  [ruby-core:59449] [Feature #9336]

* internal.h: remove definition of rb_hash_keys().

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44478 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,12 @@
+Thu Jan  2 00:04:29 2014  Masaki Matsushita  <glass.saga@gmail.com>
+
+	* hash.c (rb_hash_keys): make rb_hash_keys() static.
+	  it is no longer used from array.c since r43969.
+	  the patch is from normalperson (Eric Wong).
+	  [ruby-core:59449] [Feature #9336]
+
+	* internal.h: remove definition of rb_hash_keys().
+
 Wed Jan  1 18:19:35 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* configure.in: reset LDFLAGS and DLDFLAGS for opt-dir again after

hash.c

@@ -1743,7 +1743,7 @@ keys_i(VALUE key, VALUE value, VALUE ary)
  *
  */
 
-VALUE
+static VALUE
 rb_hash_keys(VALUE hash)
 {
     VALUE keys;

internal.h

@@ -476,7 +476,6 @@ void rb_gc_resurrect(VALUE ptr);
 /* hash.c */
 struct st_table *rb_hash_tbl_raw(VALUE hash);
 #define RHASH_TBL_RAW(h) rb_hash_tbl_raw(h)
-VALUE rb_hash_keys(VALUE hash);
 VALUE rb_hash_values(VALUE hash);
 #define HASH_DELETED  FL_USER1
 #define HASH_PROC_DEFAULT FL_USER2