diff --git a/src/c/main.d b/src/c/main.d
index 7f9096d4e1dee7aa1c04cea0560f337d1c527584..986f1417687be078b400b2f39a829f55f7be6016 100644
--- a/src/c/main.d
+++ b/src/c/main.d
@@ -1033,10 +1033,18 @@ void mkcl_get_commandline_args_from_Windows(int * argc_ref, char *** argv_ref)
     }
 }
 
-bool mkcl_has_console()
+bool mkcl_has_console(void)
 {
   HWND console_window = GetConsoleWindow();
 
+#if 0 /* debug JCB */
+  if (console_window != NULL)
+    /* printf("\nIn mkcl_has_console(void), found console.\n") */;
+  else
+    printf("\nIn mkcl_has_console(void), NO console!\n");
+  fflush(NULL);
+#endif
+
   return (console_window != NULL);
 }
 #endif /* MKCL_WINDOWS */