Merge pull request #5045 from dearblue/memsize_of

Improve `mruby-os-memsize`

1 files changed, 2 insertions, 2 deletions

diff --git a/src/gc.c b/src/gc.c
index e92516ca7..be812c4d3 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -1601,8 +1601,8 @@ mrb_objspace_each_objects(mrb_state *mrb, mrb_each_object_callback *callback, vo
   }
 }
 
-const mrb_int
-mrb_objspace_page_slot_size()
+mrb_int
+mrb_objspace_page_slot_size(void)
 {
   const mrb_int i = sizeof(RVALUE);
   return i;