diff --git a/include/ruby/fiber/scheduler.h b/include/ruby/fiber/scheduler.h index 741cc249a1..36d1726b19 100644 --- a/include/ruby/fiber/scheduler.h +++ b/include/ruby/fiber/scheduler.h @@ -12,10 +12,10 @@ #include "ruby/ruby.h" #include "ruby/intern.h" -VALUE rb_fiber_scheduler_get(); +VALUE rb_fiber_scheduler_get(void); VALUE rb_fiber_scheduler_set(VALUE scheduler); -VALUE rb_fiber_scheduler_current(); +VALUE rb_fiber_scheduler_current(void); VALUE rb_fiber_scheduler_current_for_thread(VALUE thread); VALUE rb_fiber_scheduler_make_timeout(struct timeval *timeout);