--- a/QTfrontend/hwconsts.h	Thu Apr 25 21:25:16 2019 +0200
+++ b/QTfrontend/hwconsts.h	Thu Apr 25 23:01:05 2019 +0200
@@ -28,6 +28,7 @@
 extern QString * cRevisionString;
 extern QString * cHashString;
 extern QString * cDataDir;
+extern QString * cSafeFileNameRegExp;
 
 extern QDir * bindir;
 extern QDir * cfgdir;