Fix typos.

Author: samuel-williams-shopify

scheduler.c

@@ -1108,7 +1108,7 @@ rb_fiber_scheduler_address_resolve(VALUE scheduler, VALUE hostname)
  */
 VALUE rb_fiber_scheduler_blocking_operation_wait(VALUE scheduler, void* (*function)(void *), void *data, rb_unblock_function_t *unblock_function, void *data2, int flags, struct rb_fiber_scheduler_blocking_operation_state *state)
 {
-    fprintf(stderr, "rb_fiber_scheduler_blocking_operation_wait: scheduler=%p, function=%p, data=%p, unblock_function=%p, data2=%p, flags=%d, state=%p\n", scheduler, function, data, unblock_function, data2, flags, state);
+    fprintf(stderr, "rb_fiber_scheduler_blocking_operation_wait: scheduler=%p, function=%p, data=%p, unblock_function=%p, data2=%p, flags=%d, state=%p\n", (void*)scheduler, function, data, unblock_function, data2, flags, state);
 
     // Check if scheduler supports blocking_operation_wait before creating the object
     if (!rb_respond_to(scheduler, id_blocking_operation_wait)) {
@@ -1145,7 +1145,7 @@ VALUE rb_fiber_scheduler_blocking_operation_wait(VALUE scheduler, void* (*functi
     // to blocking_operation->state is not writing into freed memory.  We do not
     // copy the state in the non-COMPLETED paths, so the caller never reads a
     // partial result.
-    fprintf(stderr, "rb_fiber_scheduler_blocking_operation_wait: blocking_operation=%p\n operation->status=%d\n state=%d\n", operation, current_status, state);
+    fprintf(stderr, "rb_fiber_scheduler_blocking_operation_wait: blocking_operation=%p\n operation->status=%d\n state=%d\n", (void*)blocking_operation, current_status, state);
     rb_fiber_scheduler_blocking_operation_t *operation = get_blocking_operation(blocking_operation);
     rb_atomic_t current_status = RUBY_ATOMIC_LOAD(operation->status);