4 files changed, 8 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index 914b44b3f7..a85057aae2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Nov  7 07:52:50 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* enum.c (rb_enum_cycle_size): prefix with rb.
+
 Wed Nov  7 04:32:15 2012  Luis Lavena  <luislavena@gmail.com>
 
 	* test/ruby/test_file_exhaustive.rb: Remove FIXME skip on Windows
diff --git a/enum.c b/enum.c
index 789a88b8ca..aa8b64a995 100644
--- a/enum.c
+++ b/enum.c
@@ -2235,8 +2235,9 @@ cycle_i(VALUE i, VALUE ary, int argc, VALUE *argv)
     return Qnil;
 }
 
+#define enum_cycle_size rb_enum_cycle_size
 VALUE
-enum_cycle_size(VALUE self, VALUE args)
+rb_enum_cycle_size(VALUE self, VALUE args)
 {
     long mul;
     VALUE n = Qnil;
diff --git a/enumerator.c b/enumerator.c
index 081f93babc..0d7d45a36e 100644
--- a/enumerator.c
+++ b/enumerator.c
@@ -1745,7 +1745,7 @@ lazy_drop_while(VALUE obj)
 static VALUE
 lazy_cycle_size(VALUE lazy)
 {
-    return enum_cycle_size(rb_ivar_get(lazy, id_receiver), rb_ivar_get(lazy, id_arguments));
+    return rb_enum_cycle_size(rb_ivar_get(lazy, id_receiver), rb_ivar_get(lazy, id_arguments));
 }
 
 static VALUE
diff --git a/internal.h b/internal.h
index 9bf66c2780..cb688f1897 100644
--- a/internal.h
+++ b/internal.h
@@ -88,7 +88,7 @@ ID rb_id_encoding(void);
 void rb_gc_mark_encodings(void);
 
 /* enum.c */
-VALUE enum_cycle_size(VALUE self, VALUE args);
+VALUE rb_enum_cycle_size(VALUE self, VALUE args);
 
 /* error.c */
 NORETURN(PRINTF_ARGS(void rb_compile_bug(const char*, int, const char*, ...), 3, 4));