diff -ur riscv-isa-sim-530af85d83781a3dae31a4ace84a573ec255fefa/fesvr/device.h riscv-isa-sim-530af85d83781a3dae31a4ace84a573ec255fefa-fixed/fesvr/device.h
--- riscv-isa-sim-530af85d83781a3dae31a4ace84a573ec255fefa/fesvr/device.h	2021-12-17 03:11:47.000000000 -0600
+++ riscv-isa-sim-530af85d83781a3dae31a4ace84a573ec255fefa-fixed/fesvr/device.h	2026-05-18 11:15:48.283433102 -0500
@@ -6,6 +6,7 @@
 #include <cstring>
 #include <string>
 #include <functional>
+#include <cstdint>
 
 class memif_t;