--- src/file/FileBase.hh.orig	2022-09-09 08:27:57 UTC
+++ src/file/FileBase.hh
@@ -4,6 +4,7 @@
 #include "MemBuffer.hh"
 #include "span.hh"
 #include <cstdint>
+#include <ctime>
 #include <string>
 
 namespace openmsx {
